The two tied the knot in a ceremony officiated by an Elvis impersonator.

If you’re already in Las Vegas, why not just go ahead and get married?

They showed a lot of love and had a lot of fun."

Kourtney Kardashian and Travis Barker

Kourtney Kardashian and Travis Barker.Kevin Mazur/WireImage

Kardashian shares three children with Disik, while Barker shares three kids with his own ex, Shanna Moakler.

TMZwas the first to break the news about the couple, who have been engaged since October.

At the awards show on Sunday, Kardashian cheered on Barker as heaccompaniedH.E.R.