Mariah Carey & Justin Bieber: 'All I Want for Christmas Is You' Video Premiere!

Check out Mariah Carey and Justin Bieber in the latest music video for “All I Want for Christmas Is You”!

The song is a remake of Mariah‘s Christmas classic, and features tons of holiday cheer. At the end of the vid, Mariah and Justin receive a special gift – a puppy!

“WATCH “All I Want For Christmas Is You” #SuperFestive version with @justinbieber NOW!” Mariah tweeted in honor of the new video.

Justin debuted the vid at the Rockefeller Center Christmas tree lighting ceremony in New York City.

WHAT DO YOU THINK of the new “All I Want for Christmas Is You” video?