The brightest US teen stars stepped out in New York last night for the 2009 CW Upfront event.

90210 and Gossip Girl were well represented, and Ashlee Simpson-Wentz also attended to promote her role in the new Melrose Place show.

Other celebrities on the red carpet included Elle Macpherson, Tyra Banks and High School Musical star Corbin Bleu.



(In order: 90210’s AnnaLynne McCord, Ashlee Simpson-Wentz, the Gossip Girls, Blake Lively, Chace Crawford & Penn Badgley, Corbin Bleu, Elle Macpherson, Jessica Szohr, Leighton Meester, Shenae Grimes, and Tyra Banks).

(Pictures by: Splash News; Richie Buxo / Splash News; Janet Mayer / Splash News; Johns PkI / Splash News)