Katy Perry Tell Me How My Ass Tastes

2/4/2009 1:25 PM PST
A lot of celebrity assistants have to kiss ass -- but one of Katy Perry's guys literally had to bury his face in it.

Check out Katy's performance at The Wiltern last weekend and focus on the guy whose job it is to keep her steady from behind as she gyrates in his face. Talk about a brown noser!