PHOTO: Whoa! Kardashian Sisters Go Topless in New Ad

We've seen Kim Kardashian do naked photo shoots before, but now Khloe and Kourtney are getting in on the action! In a new ad for thier Kardashian Kollection denim line, the three photogenic sisters strike artful poses wearing nothing but blue jeans.

Carla Campbell Carla Gugino Carmen Electra Carol Grow