They're our favorite couple on TV... but are they also a real-life couple?

Celebrity gossip maven Perez Hilton claims Penn Badgley and Blake Lively are dating. For real. 100%, the article states.

What do you think, fans? Will they last? Or is dating your co-star a bad idea?

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