The Hills star takes a break from promoting her reality show and hits the streets of N.Y.C. Plus: Nick & Vanessa, Carmen Electra and more

5 of 16

RUMER PATROL

They may not have coordinated their outfits, but burgeoning star Rumer Willis and The 40 Year Old Virgin actress Kat Dennings sport matching expressions Monday at the Superbad afterparty at the Hollywood Roosevelt Hotel. The pals are costarring in the upcoming comedy House Bunny.