OMG! Are Serena van der Woodsen and Dan Humphrey going to get back together in Season 2? Or are the actors who portray them, Penn Badgley and Blake Lively, just madly in love with one another in real life?

Who knows! But we do know that they must be the hottest young celebrity couple on TV. We absolutely adore Blively. You can just see the chemistry and how they can't keep their hands off one another.

Follow the jump for another sizzling photo of on-and-off-screen loves Blake and Penn, all over each other on the Gossip Girl set ...

OMFG: Penn Badgley and Blake Lively are too sexy for words.

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.