'Pitch Perfect' Reunion for Brittany Snow's Birthday Party! (Exclusive)

Brittany Snow poses with her Pitch Perfect co-stars Skylar Astin, Rebel Wilson, Adam Devine, and Kelley Jakle in these exclusive photos from her birthday party on Saturday night (March 10) at a soundstage at the historic Mack Sennett Studios, which was converted into a dance club for the glow stick party.

The 27-year-old actress was also joined by her boyfriend Tyler Hoechlin, Jonathan Groff, Hana Mae Lee, Rumer Willis and Jayson Blair, Julianne Hough, Nina Dobrev, Tyler Blackburn, Dustin Lance Black, and Nikki Reed and Paul MacDonald.

“Thank you all for the sweet birthday messages. So honored & grateful. So funny #HappyBirthdayDJSnow is a thing. Haha,” Brittany later tweeted.

Guests nibbled on Sheila G’s Brownie Brittle at the party, which benefited Love is Louder, a movement she co-founded.