Hey, Upper East Siders, Gossip Girl here... and I have the biggest news ever. One of my many sources, Melanie 91, sends us this: 1 at Grand Central, bags in hand: Serena Van Der Woodsen. Was it only a year ago our It-Girl 2 disappeared for quote ' boarding school' ? And just as suddenly she's back. Don't believe me? See for yourselves: Lucky for us, Melanie 91 sent proof. Thanks for the photo, Mel! Gossip Girl Spotted: Lonely Boy... can't believe the love of his life has returned. 3 she knew who he was. But everyone knows Serena. And everyone is talking. Gossip Girl Wonder what Blair Waldorf thinks. Sure, they're BFFs , but we always thought Blair's boyfriend Nate 4 Serena. Gossip Girl (Voice Over) Has our bad girl really gone good? Or is it all just part of the act ? Nurse Young lady, you can't be here. 5 . Serena I'm family. He's my brother. Gossip Girl (Voice Over) Why'd she leave? Why'd she return? Send me all the deepth. And who am I? That's one secret I'll never tell. The only one. XOXO Gossip Girl.