It's finally happened - the crossover teen romance that fans could only have dreamed of is actually real! According to reports, Adam Brody and Leighton Meester have been secretly dating for weeks. Teen TV translation? The O.C.'s Seth Cohen and Gossip Girl's Blair Waldorf are totally together! Plus, we cover Jennifer Lawrence stalking a former Full House star, Ryan Gosling casting girlfriend Eva Mendes in his directorial debut, and more headlines!