Blake Lively Bakes Penn Badgley Birthday Cake

Blake Lively and Penn Badgley take a walk together while filming some scenes for Gossip Girl on Monday (November 1) in New York City.

TODAY is his 24th birthday. Happy b-day, Penn!!!

“Blake made Penn a birthday cake and she gave it to him on set,” an on-set source tells JustJared.com. “He was really touched even though they broke up. They’re still very friendly on set!”

When they weren’t shooting scenes, Penn showed off the baked treat to photographers and hugged Blake.

10+ pictures inside of Blake Lively and birthday boy Penn Badgley filming Gossip Girl in NYC…