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Watch Blake Lively Audition for 'Gossip Girl,' Witness the Birth of Serena van der Woodsen
So much star power for someone so young.
There Might Be an R-Rated Version of Instagram Coming Soon
Prepare yourself for *all* the naked selfies.
The New Trailer for 'Mockingjay: Part 2' Has Monsters, Explosions, and All the Running
Hope you did your cardio.