Blake Lively is the Kissing Bandit

Blake Lively sure does get around!

The 21-year-old Gossip Girl actress was spotted kissing at least two different boys on the Upper West Side of New York City on Monday morning (July 27). Blake was seen kissing costar Sebastian Stan (also Leighton Meester‘s real-life boyfriend) and her other costar Penn Badgley (also her real-life boyfriend). Lots of kissing going on!!!

Also spotted on set: Ed Westwick and Leighton Meester kissing and downing a bottle of vintage Dom Perignon champagne.

UPDATE: Blake is toting around the Treesje “The Jovi” Handbag in Turquoise.

20+ pictures inside of kissing bandit Blake Lively…