Gay blog Unzipped.net pointed us to a few other iPhone apps in the same shaky vein of Baby Shaker but not yet pulled from Apple's e-shelves. These are particularly geared toward a gay audience and feature things like a shaking male ass, a bottle of poppers, and an app that shakes the living shit out of all the guys who try to take sexy mirror-self-portraits of themselves for MySpace and Facebook. See examples after the jump.