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British pop star and The X Factor alum Cher Lloyd recruited Astro for the single version of her new single "Want U Back" — and the results are totally adorable!

Willow Smith premieres the video for her new single, "Fireball," featuring Nicki Minaj.

Demi Lovato and Kelly Clarkson delighted viewers at Z100's Jingle Ball concert in New York on Dec. 9, 2011 performing a gorgeous duet of "Have Yourself a Merry Little Christmas."

Chaz Bono charms his fiancee with a ring on top of the Space Needle in Seattle in a new clip from Being Chaz.

Supermodel and Top Model judge Janice Dickinson talks to paparazzi about accusations that she assaulted a woman outside of a Los Angeles school.