diff --git a/src/components/catalog/views/page/layout/CatalogLayoutRoomAdsView.tsx b/src/components/catalog/views/page/layout/CatalogLayoutRoomAdsView.tsx
index cbc4e497..403711c3 100644
--- a/src/components/catalog/views/page/layout/CatalogLayoutRoomAdsView.tsx
+++ b/src/components/catalog/views/page/layout/CatalogLayoutRoomAdsView.tsx
@@ -1,7 +1,7 @@
-import { GetRoomAdPurchaseInfoComposer, PurchaseRoomAdMessageComposer, RoomAdPurchaseInfoEvent, RoomEntryData } from '@nitrots/nitro-renderer';
+import { GetRoomAdPurchaseInfoComposer, GetUserEventCatsMessageComposer, PurchaseRoomAdMessageComposer, RoomAdPurchaseInfoEvent, RoomEntryData, UserEventCatsEvent } from '@nitrots/nitro-renderer';
 import { FC, useCallback, useEffect, useState } from 'react';
 import { LocalizeText, SendMessageComposer } from '../../../../../api';
-import { Base, Column, Text } from '../../../../../common';
+import { Base, Button, Column, Text } from '../../../../../common';
 import { UseMessageEventHook } from '../../../../../hooks';
 import { CatalogLayoutProps } from './CatalogLayout.types';
 
@@ -10,10 +10,11 @@ export const CatalogLayoutRoomAdsView: FC<CatalogLayoutProps> = props =>
     const { page = null } = props;
     const [ eventName, setEventName ] = useState<string>('');
     const [ eventDesc, setEventDesc ] = useState<string>('');
-    const [ roomId, setRoomId ] = useState<number>(null);
+    const [ roomId, setRoomId ] = useState<number>(-1);
     const [ availableRooms, setAvailableRooms ] = useState<RoomEntryData[]>([]);
     const [ extended, setExtended ] = useState<boolean>(false);
-    const [ categories, setCategories ] = useState(null);
+    const [ categoryId, setCategoryId ] = useState<number>(1);
+    const [ categories, setCategories ] = useState<INavigatorCategory[]>(null);
 
     const onRoomAdPurchaseInfoEvent = useCallback((event: RoomAdPurchaseInfoEvent) =>
     {
@@ -23,7 +24,7 @@ export const CatalogLayoutRoomAdsView: FC<CatalogLayoutProps> = props =>
 
         setAvailableRooms(parser.rooms);
     }, []);
-    
+
     UseMessageEventHook(RoomAdPurchaseInfoEvent, onRoomAdPurchaseInfoEvent);
 
     const purchaseAd = useCallback(() =>
@@ -33,29 +34,45 @@ export const CatalogLayoutRoomAdsView: FC<CatalogLayoutProps> = props =>
         const flatId = roomId;
         const name = eventName;
         const desc = eventDesc;
-        const categoryId = -1;
+        const catId = categoryId;
 
-        SendMessageComposer(new PurchaseRoomAdMessageComposer(pageId, offerId, flatId, name, extended, desc, categoryId))
-    }, [eventDesc, eventName, extended, page.offers, page.pageId, roomId]);
+        SendMessageComposer(new PurchaseRoomAdMessageComposer(pageId, offerId, flatId, name, extended, desc, catId))
+    }, [ categoryId, eventDesc, eventName, extended, page.offers, page.pageId, roomId ]);
+
+
+    const onUserEventCatsEvent = (event: UserEventCatsEvent) =>
+    {
+        const parser = event.getParser();
+
+        setCategories(parser.categories);
+    }
+
+    UseMessageEventHook(UserEventCatsEvent, onUserEventCatsEvent);
 
     useEffect(() =>
     {
         SendMessageComposer(new GetRoomAdPurchaseInfoComposer());
-        //SendMessageComposer(new GetUserEventCatsMessageComposer());
+        // TODO: someone needs to fix this for morningstar
+        SendMessageComposer(new GetUserEventCatsMessageComposer());
     }, []);
 
     return (<>
-        <Text bold center>{LocalizeText('roomad.catalog_header')}</Text>
-        <Column size={12} overflow="hidden" className='text-black'>
-            <Base>{LocalizeText('roomad.catalog_text')}</Base>
-            <Base className='bg-muted rounded p-1'>
+        <Text bold center>{ LocalizeText('roomad.catalog_header') }</Text>
+        <Column size={ 12 } overflow="hidden" className="text-black">
+            <Base>{ LocalizeText('roomad.catalog_text') }</Base>
+            <Base className="bg-muted rounded p-1">
+                <Column gap={ 2 }>
+                    <select className="form-select form-select-sm" value={ categoryId } onChange={ event => setCategoryId(parseInt(event.target.value)) }>
+                        { categories && categories.map((cat, index) => <option key={ index } value={ cat.id }>{ cat.name }</option>) }
+                    </select>
+                </Column>
                 <Column gap={ 1 }>
                     <Text bold>{ LocalizeText('roomad.catalog_name') }</Text>
                     <input type="text" className="form-control form-control-sm" maxLength={ 64 } value={ eventName } onChange={ event => setEventName(event.target.value) } />
                 </Column>
                 <Column gap={ 1 }>
-                <   Text bold>{LocalizeText('roomad.catalog_description')}</Text>
-                    <textarea className='form-control form-control-sm' maxLength={ 64 } value={ eventDesc } onChange={ event => setEventDesc(event.target.value) }/>
+                    < Text bold>{ LocalizeText('roomad.catalog_description') }</Text>
+                    <textarea className="form-control form-control-sm" maxLength={ 64 } value={ eventDesc } onChange={ event => setEventDesc(event.target.value) }/>
                 </Column>
                 <Column gap={ 1 }>
                     <Text bold>{ LocalizeText('roomad.catalog_roomname') }</Text>
@@ -64,8 +81,17 @@ export const CatalogLayoutRoomAdsView: FC<CatalogLayoutProps> = props =>
                         { availableRooms && availableRooms.map((room, index) => <option key={ index } value={ room.roomId }>{ room.roomName }</option>) }
                     </select>
                 </Column>
+                <Column gap={ 1 }>
+                    <Button onClick={ purchaseAd }>{ LocalizeText('buy') }</Button>
+                </Column>
             </Base>
         </Column>
-        </>
+    </>
     );
 }
+
+interface INavigatorCategory {
+    id: number;
+    name: string;
+    visible: boolean;
+}
diff --git a/src/components/navigator/NavigatorContext.tsx b/src/components/navigator/NavigatorContext.tsx
index 4723e69c..32d83f66 100644
--- a/src/components/navigator/NavigatorContext.tsx
+++ b/src/components/navigator/NavigatorContext.tsx
@@ -1,4 +1,4 @@
-import { NavigatorCategoryDataParser, NavigatorSearchResultSet, NavigatorTopLevelContext, RoomDataParser } from '@nitrots/nitro-renderer';
+import { NavigatorCategoryDataParser, NavigatorEventCategoryDataParser, NavigatorSearchResultSet, NavigatorTopLevelContext, RoomDataParser } from '@nitrots/nitro-renderer';
 import { createContext, Dispatch, FC, ProviderProps, SetStateAction, useContext } from 'react';
 import { INavigatorData } from '../../api';
 
@@ -6,6 +6,8 @@ interface INavigatorContext
 {
     categories: NavigatorCategoryDataParser[];
     setCategories: Dispatch<SetStateAction<NavigatorCategoryDataParser[]>>;
+    eventCategories: NavigatorEventCategoryDataParser[];
+    setEventCategories: Dispatch<SetStateAction<NavigatorEventCategoryDataParser[]>>;
     topLevelContext: NavigatorTopLevelContext;
     setTopLevelContext: Dispatch<SetStateAction<NavigatorTopLevelContext>>;
     topLevelContexts: NavigatorTopLevelContext[];
@@ -22,6 +24,8 @@ const NavigatorContext = createContext<INavigatorContext>({
     categories: null,
     setCategories: null,
     topLevelContext: null,
+    setEventCategories: null,
+    eventCategories: null,
     setTopLevelContext: null,
     topLevelContexts: null,
     setTopLevelContexts: null,
diff --git a/src/components/navigator/NavigatorMessageHandler.tsx b/src/components/navigator/NavigatorMessageHandler.tsx
index f1414ae0..c9a26547 100644
--- a/src/components/navigator/NavigatorMessageHandler.tsx
+++ b/src/components/navigator/NavigatorMessageHandler.tsx
@@ -1,4 +1,4 @@
-import { CanCreateRoomEventEvent, CantConnectMessageParser, DoorbellMessageEvent, FlatAccessDeniedMessageEvent, FlatCreatedEvent, FollowFriendMessageComposer, GenericErrorEvent, GetGuestRoomMessageComposer, GetGuestRoomResultEvent, GetUserEventCatsMessageComposer, GetUserFlatCatsMessageComposer, HabboWebTools, LegacyExternalInterface, NavigatorHomeRoomEvent, NavigatorMetadataEvent, NavigatorOpenRoomCreatorEvent, NavigatorSearchEvent, RoomDataParser, RoomDoorbellAcceptedEvent, RoomEnterErrorEvent, RoomEntryInfoMessageEvent, RoomForwardEvent, RoomScoreEvent, RoomSettingsUpdatedEvent, SecurityLevel, UserFlatCatsEvent, UserInfoEvent, UserPermissionsEvent } from '@nitrots/nitro-renderer';
+import { CanCreateRoomEventEvent, CantConnectMessageParser, DoorbellMessageEvent, FlatAccessDeniedMessageEvent, FlatCreatedEvent, FollowFriendMessageComposer, GenericErrorEvent, GetGuestRoomMessageComposer, GetGuestRoomResultEvent, GetUserEventCatsMessageComposer, GetUserFlatCatsMessageComposer, HabboWebTools, LegacyExternalInterface, NavigatorHomeRoomEvent, NavigatorMetadataEvent, NavigatorOpenRoomCreatorEvent, NavigatorSearchEvent, RoomDataParser, RoomDoorbellAcceptedEvent, RoomEnterErrorEvent, RoomEntryInfoMessageEvent, RoomForwardEvent, RoomScoreEvent, RoomSettingsUpdatedEvent, SecurityLevel, UserEventCatsEvent, UserFlatCatsEvent, UserInfoEvent, UserPermissionsEvent } from '@nitrots/nitro-renderer';
 import { FC, useCallback } from 'react';
 import { CreateLinkEvent, CreateRoomSession, DoorStateType, GetConfiguration, GetSessionDataManager, LocalizeText, NotificationAlertType, NotificationUtilities, SendMessageComposer, TryVisitRoom, VisitDesktop } from '../../api';
 import { UseMessageEventHook } from '../../hooks';
@@ -6,7 +6,7 @@ import { useNavigatorContext } from './NavigatorContext';
 
 export const NavigatorMessageHandler: FC<{}> = props =>
 {
-    const { setCategories = null, setTopLevelContext = null, topLevelContexts = null, setTopLevelContexts = null, setNavigatorData = null, setDoorData = null, setSearchResult = null } = useNavigatorContext();
+    const { setCategories = null, setEventCategories = null, setTopLevelContext = null, topLevelContexts = null, setTopLevelContexts = null, setNavigatorData = null, setDoorData = null, setSearchResult = null } = useNavigatorContext();
 
     const onRoomSettingsUpdatedEvent = useCallback((event: RoomSettingsUpdatedEvent) =>
     {
@@ -317,6 +317,14 @@ export const NavigatorMessageHandler: FC<{}> = props =>
         setCategories(parser.categories);
     }, [ setCategories ]);
 
+    const onNavigatorEventCategoriesEvent = (event: UserEventCatsEvent) =>
+    {
+        const parser = event.getParser();
+
+        setEventCategories(parser.categories);
+        console.log(parser);
+    }
+
     const onRoomCreatedEvent = useCallback((event: FlatCreatedEvent) =>
     {
         const parser = event.getParser();
@@ -428,6 +436,7 @@ export const NavigatorMessageHandler: FC<{}> = props =>
     UseMessageEventHook(NavigatorMetadataEvent, onNavigatorMetadataEvent);
     UseMessageEventHook(NavigatorSearchEvent, onNavigatorSearchEvent);
     UseMessageEventHook(UserFlatCatsEvent, onNavigatorCategoriesEvent);
+    UseMessageEventHook(UserEventCatsEvent, onNavigatorEventCategoriesEvent);
     UseMessageEventHook(FlatCreatedEvent, onRoomCreatedEvent);
     UseMessageEventHook(NavigatorHomeRoomEvent, onNavigatorHomeRoomEvent);
     UseMessageEventHook(RoomEnterErrorEvent, onRoomEnterErrorEvent);
diff --git a/src/components/navigator/NavigatorView.tsx b/src/components/navigator/NavigatorView.tsx
index d54c885d..1d8dad0d 100644
--- a/src/components/navigator/NavigatorView.tsx
+++ b/src/components/navigator/NavigatorView.tsx
@@ -1,5 +1,5 @@
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
-import { ConvertGlobalRoomIdMessageComposer, HabboWebTools, ILinkEventTracker, LegacyExternalInterface, NavigatorCategoryDataParser, NavigatorInitComposer, NavigatorSearchComposer, NavigatorSearchResultSet, NavigatorTopLevelContext, RoomDataParser, RoomSessionEvent } from '@nitrots/nitro-renderer';
+import { ConvertGlobalRoomIdMessageComposer, HabboWebTools, ILinkEventTracker, LegacyExternalInterface, NavigatorCategoryDataParser, NavigatorEventCategoryDataParser, NavigatorInitComposer, NavigatorSearchComposer, NavigatorSearchResultSet, NavigatorTopLevelContext, RoomDataParser, RoomSessionEvent } from '@nitrots/nitro-renderer';
 import { FC, useCallback, useEffect, useRef, useState } from 'react';
 import { AddEventLinkTracker, DoorStateType, LocalizeText, RemoveLinkEventTracker, SendMessageComposer, TryVisitRoom } from '../../api';
 import { Base, Column, NitroCardContentView, NitroCardHeaderView, NitroCardTabsItemView, NitroCardTabsView, NitroCardView } from '../../common';
@@ -25,6 +25,7 @@ export const NavigatorView: FC<{}> = props =>
     const [ needsInit, setNeedsInit ] = useState(true);
     const [ needsSearch, setNeedsSearch ] = useState(false);
     const [ categories, setCategories ] = useState<NavigatorCategoryDataParser[]>(null);
+    const [ eventCategories, setEventCategories ] = useState<NavigatorEventCategoryDataParser[]>(null);
     const [ topLevelContext, setTopLevelContext ] = useState<NavigatorTopLevelContext>(null);
     const [ topLevelContexts, setTopLevelContexts ] = useState<NavigatorTopLevelContext[]>(null);
     const [ navigatorData, setNavigatorData ] = useSharedNavigatorData();
@@ -59,7 +60,7 @@ export const NavigatorView: FC<{}> = props =>
         if(!isReady)
         {
             setNeedsSearch(true);
-            
+
             return;
         }
 
@@ -80,7 +81,7 @@ export const NavigatorView: FC<{}> = props =>
         }
 
         if(!topLevelContext) return;
-        
+
         sendSearch('', topLevelContext.code);
     }, [ isReady, searchResult, topLevelContext, sendSearch ]);
 
@@ -154,7 +155,7 @@ export const NavigatorView: FC<{}> = props =>
                     setNeedsSearch(true);
                 }
                 return;
-        } 
+        }
     }, [ isVisible, navigatorData ]);
 
     useEffect(() =>
@@ -207,7 +208,7 @@ export const NavigatorView: FC<{}> = props =>
     }, []);
 
     return (
-        <NavigatorContextProvider value={ { categories, setCategories, topLevelContext, setTopLevelContext, topLevelContexts, setTopLevelContexts, navigatorData, setNavigatorData, doorData, setDoorData, searchResult, setSearchResult } }>
+        <NavigatorContextProvider value={ { categories, setCategories, eventCategories, setEventCategories, topLevelContext, setTopLevelContext, topLevelContexts, setTopLevelContexts, navigatorData, setNavigatorData, doorData, setDoorData, searchResult, setSearchResult } }>
             <NavigatorMessageHandler />
             { isVisible &&
                 <NitroCardView uniqueKey="navigator" className="nitro-navigator">