Dancers: Buy a cake, and hidden inside is a party dancer, they are sexy, both male and female. But if a kid is at home, a gorilla will appear instead. They will flirt with your Sims, married or single!
Drew Carey: He will appear if you're throwing a great party. He will go to your home by a limousine.
Ghosts: Have a creative Sim tell a story around the fireplace, a ghost might appear!
Mime: Throwing a bad party? The mime is here to crash the party making it better. Beware of his hands, though, as he will steal item from your home!
Caterer: Hire a caterer to keep the plates full at the debutante ball.