Gossip Girl co-stars and real-life couple Blake Lively and Penn Badgley painted the town green on May 9. That's when the toothsome twosome did up date night Broadway style by attending Shrek the Musical and then heading backstage to congratulate the cast on their big, bright, beautiful show. And these two easy-on-the-eyes stars know from beautiful! Take a look as the pair shared a few laughs with Shrek star Brian d'Arcy James backstage at the Broadway Theatre.