Celebrities on Set For the Week of December 16, 2011

Spicy TV series and A-list action flicks kept cameras rolling from NYC to LA all week long. Blake Lively was happy to be back to work on Gossip Girl in NYC while AnnaLynne McCord slipped into a swimsuit for a poolside 90210 shoot in LA. Ryan Gosling readied his trigger finger in LA for Gangster Squad and across town Andrew Garfield was all smiles on The Amazing Spider-Man set. Take a look at all the stars that hit their mark this week!