All of them, no less! Heidi Montag and Lauren Conrad, photographed in the same room, with no aid from Photoshop. The apocalypse must be near.

Here are Heidi and Lauren, along with co-stars Audrina Patridge and Whitney Port, on the cover of the new issue of Rolling Stone magazine ..

The Hills are alive with... sexy slumber parties?

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.