Blair is singing and is on a video clip?

Check out this new still of Gabe Saporta of Cobra Starship and featured singer (and Gossip Girl star) Leighton Meester on the set of Cobra Starship’s new music video for Good Girls Go Bad.

The vid was shot on Sunday, May 3 in New York City and will premiere in mid-June. Leighton shot the vid while she was in town for the 2009 Costume Institute Gala.

The song “Good Girls Go Bad” is available on iTunes TODAY! If you haven’t heard it yet, head over to their MySpace! The band’s new album, Hot Mess, drops on August 11th.

Other Cobra bandmates: Ryland Blackinton, Alex Suarez, Victoria Asher and Nate Novarro.

COBRA STARSHIP - GOOD GIRLS GO BAD