Leighton Meester & Ed Westwick Prepare On-Screen Chemistry

Leighton Meester and on-screen love Ed Westwick head to the Gossip Girl set on Tuesday (September 1) in New York City.

Ed‘s character Chuck Bass will have a same-sex smooch with new cast member Neal Bledscoe, who plays Josh Ellis (NYU’s head of freshman affairs).

If you haven’t already, check out Leighton below in the full West Side Story promo video for the 2009 MTV VMAs.

Also pictured below: GG star Taylor Momsen.