ContactMusic — Justin Bieber wont be allowed to babysit Mariah Careys twins The Baby singer hit it off with the 41-year-old songstress when they filmed a video for their duet of Mariahs single All I Want for Christmas Is You recently but despite their frie... more info

Perez Hilton — Yes. Mariah & I dated. It was hell. Yup. That's a quote from Mariah Carey's old producer/ex-BF Damizza, who's releasing a book about her on Dec. 14. In the book, Damizza plans to "come clean about his dating relationship with Mariah, J-LO stealing Ma... more info

The Newsroom — Hollyscoop caught up with Nick Cannon about Mariah Carey, the holidays, the twins and more.... more info

ContactMusic — Mariah Carey has topped 2011s first Billboard Holiday Songs chart in the U S with her 1994 Christmas classic All I Want For Christmas Is You Thanks to a combination of download sales and airplay the hit sleighed the competition in the first top 50 of... more info

411 Mania — A little young for you, isn't he? more info

Starpulse — Justin Bieber, Tony Bennett and Neil Diamond got the holiday season off to a musical start in New York on Wednesday night when they performed festive tunes for thousands of fans gathered for the 79... more info

Big Apple Music Scene — Merry Christmas! Santa came early this year, but he's already out of everything good, so he left you a shrug and this cover of "All I Want for Christmas" sung by Justin Bieber and Mariah Carey. In the video they play a pair of flirtatious maybe-lover... more info

ContactMusic — Justin Bieber brought in the official countdown to Christmas in New York last night November 30th as the citys huge Christmas tree was lit in anticipation of the advent calendar month - unveiling the video to his and Mariah Careys cover of her classi... more info

People.com — Mariah Carey, Usher and Busta Rhymes join Bieber at the tree-lighting event more info

Pop Justice — The demurely-titled The GRAMMY Nomination Concert Live!! took place in LA last night, where it was announced that Adele and Bruno Mars had received six nominations each. (Grammy.com) (http://www.grammy.com/news/the-grammy-nominations-concert-live-mar... more info