On tonight's episode of The Hills, Lauren Conrad is accused of hooking up with Justin-Bobby Brescia, Audrina Patridge's on-off loser boyfriend.

Audrina is like, WTF, I don't know what to believe. LC is like, OMG, as if.

Elsewhere, Spencer and Heidi get into a fight, as do Heidi and Holly Montag. Looks like some good drama tonight, even by The Hills standards!

The clip below tells you all you need to know ...

The Hills WTF Moment