It's official.  Britney Spears is engaged to longtime boyfriend and former agent Jason Trawick.

This will be the third walk down the ailse for the 30 year old pop star who was previously married to Kevin Federline and Jason Alexander.  40 year old Trawick bent down on one knee last night to ask for Britney's hand in marriage.  The couple will celebrate this weekend in Las Vegas.  Click here for more on this story!