Nick Cannon hosted his annual TeenNICK HALO Awards last night in L.A. at the Hollywood Palladium.  And his wife Mariah Carey was on hand to lend her support...and a little glam for the Awards honoring young do-gooders.

Check the pics inside for other celebs who came out to help Nick honor the kids...

Halo--which stands for Helping And Leading Others--is Nick's passion project he started with TeenNICK to celebrate the youngins who do good things for others.  The Awards will air Monday night On NICK, but until then, check out who was there:

Mrs. Cannon kept it glam in a Balenciaga one shoulder black gown, Gucci shoes and Paolo Costagli jewelry.

The "Idol" judge was there to support her hubby and his celeb friends for the cause.

Ne-Yo hit the stage to perform.

Nicole Richie looked gorge in a flowy black dress and head piece as she presented an Award to a youngster.

Comedian Mark Curry was there to support.

And so was one of the newest faces of the NICK network--Rachel Crow.

Anthony Anderson and his pink feather boa hit the stage.

Cutie Grey's Anatomy actor Jesse Williams was there to present.

Swizz Beatz hit up the show to rock out with a group of cute kids.

Fab times.

Pics: Getty