Picture post

(click on thumbnails for larger images)

Hilary Duff, Emmy Rossum and Hayden Panetierre at the Teen Vogue Young Hollywood party

Jennifer Aniston on the set of He's Just Not That Into You

Natalie Portman and her boyfriend in NYC

Sarah Michelle Gellar, Jennifer Morrison and Rachel Bilson at the Chanel & P.S. Arts party

Kristin Davis on the set of the Sex & the City movie

Jessica Simpson on the set of Major Movie Star

Milla Jovovich, Ali Larter and Amy Smart at the Resident Evil premiere

Katherine Heigl in Hollywood

source 1, source 2