Chace Crawford Celebrates 30th Birthday with Co-Star Rebecca Rittenhouse By His Side!

Chace Crawford blows out the candles on his cake with Blood & Oil co-star Rebecca Rittenhouse right by his side at his 30th birthday dinner and roast at The London Hotel on Saturday (July 25) in West Hollywood, Calif.

The 30-year-old actor – whose actual birthday is on July 18 – was joined by celebs including Gossip Girl co-star Ed Westwick, Caroline Wozniacki, Kevin Zegers, Zelda Williams, Ryan Rottman, Lucas Grabeel, JC Chasez, Matt McGorry, Tobey Hemingway, Jordan Masterson, Jessica Szohr, Scotty McKnight, and more!

The event, which was sponsored by Freixenet Spanish Cava and River Virtual Reality, was hosted by quarterback Tony Romo (his wife Candace is Chace‘s sister) and Eric Podwall.

10+ pictures inside of Chace Crawford celebrating his birthday…