PartyWith - Connecting people who love to party - anytime, anywhere.
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
Babble - A more personalized social network
MisterJack - Make and share playlists
Palaround - Meet people you should be friends with.
Party On Demand - Have a party delivered to your door in 60 mins or less.