Britney Spears: Engaged to Jason Trawick!

Britney Spears and Jason Trawick are engaged to be married, sources confirm to JustJared.com!

Jason, 40, popped the question to Brit, 30, while celebrating at his birthday dinner on Thursday (December 15) in Los Angeles.

“OMG. Last night Jason surprised me with the one gift I’ve been waiting for. Can’t wait to show you! SO SO SO excited!!!! Xxo” Brit tweeted early Friday – could she be alluding to her engagement ring??

“It’s a way to cement their family. They’re both extremely happy and can’t wait to become man and wife,” a source told Us Weekly.