Penn Badgley and Blake Lively have called it quits on their relationship.A rep for the CW stars told press that the romance came to a halt back in September, though they tried to keep it quiet.An inside source explained, “They’re professionals. They’re still good friends and hang out on the set. They kept this news to themselves for awhile.”Blake and Penn’s “Gossip Girl” costars supposedly didn’t know either. "Nobody on set had any idea. They're really just private."
