Fergie keeps her ass in shape by shooting meth into it every morning.

Recently the bloated princess of pop vacationed from her busy 15-minute lip-sync concert tour and headed off to Mexico. Apparently she thought "South of the Border" meant it was okay to show off her cheesy gordita ass in a thong.

There's a sinkhole in Mexico, and it's in Britney's ass. Too bad it couldn't suck up any of her cellulite (or crappy weave, for that matter).

Perhaps representing the height of celebrity mugshots, Paris proves she's always herself by posing her ass off for the cops. Nice.

A recent stint at a celebrity volleyball game revealed the Desperate Housewife's chalupa. And there's a mole on it.

Jessica Alba has a great ass... and really knows how to wear a bikini!

Did P-Diddy get massive? Or do those pants just make his ass look big?

Look deep into this dog's butt and see a vision of Jesus. Then puke.

She'll know you love her when you tell her with ass-hair.

From "Paris Exposed" – her old boyfriend exposed her ass!

For whatever reason. Nicole Richie wanted to share her lacey underwear-covered ass to the camera. Sill feels gross.

I think the title of this says it all. Her ass sucks.

When art is combined with the dirty mind of a 5-year-old, amazing things are created.

The kids and their perceptions of sex these days.

The girl has a serious case of pancake ass. I mean, look at the way her mudflaps droop! Gross!

I'm the teacher -- trust me, you're going to want these classes.

That folding chair is trying to kill itself right now.

Badonkadonk! Dizzzammm!

She was just looking for change after we dropped a quarter down her crack.

Apparently some people were offended that "Jackass 2" had "ass" in the title, so they cleaned it up -- and now it's a porno!