06/01/2009 05:12 am ET | Updated May 25, 2011

Cartier's Star-Studded Party: Kate Hudson, Demi, Biel, JT And More (PHOTOS)

Celebs from Demi Moore, Kate Hudson, Justin Timberlake and Anne Hathaway converged on Cartier's Fifth Avenue store to celebrate the brand's 100th anniversary in the U.S.

Also present was Timberlake girlfriend Jessica Biel, a slew of models and hip-hop impresario Russell Simmons.