You can do better than a +2happy meal, by cooking one of the last 4 recipes of the gourmet cooking, which will give you +3 (+4 for foodies). I also see that you don't have a happy drink moodlet, that again, you can get with lvl 7 and above mixology drinks (another +3). So those combined give you +6 happy. Within a room with the best decoration, you can add +3 to that, for a global +9. Finally, all you have to do is to tell the 'funniest joke in the world' (lvl 10 comedy skill) for a +2 fun, and there you have your +11 without breaking a sweat. Also, decorating your room with several masterpieces playful paintings, for yet another +3 fun...
