Perez Hilton — Ummm, this is NOT the Mariah Carey we were expecting. The diva with the voice like no other didn't live up to her name when performing her hit Christmas song All I Want For Christmas Is You at the Rockefeller Center Christmas tree lighting ceremony. ... more info

Perez Hilton — You probably can't ever top Mariah Carey singing All I Want For Christmas Is You — but you CAN multiply it by five! [ Video: Fifth Harmony Takes A Sledgehammer To The Hearts Of Their Harmonizers With This Fantastic Music Video! Watch It HERE! ] Fif... more info

TMZ — Mariah Carey hit the stage at Rockefeller Center for the NBC special -- nearly 24 hours late ... but whatever.Mariah just performed her classic "All I Want for Christmas"  for the tree lighting special ... and she did it LIVE ... as… more info

Perez Hilton — On Wednesday, Mariah Carey tweeted an apology for missing the pre-taping of the annual Rockefeller Center christmas tree lighting ceremony, a snafu which left TONS of fans disappointed and the crew at NBC seriously pissed off. [ Related: Mariah Showe... more info

Perez Hilton — All Mariah Carey wants for Christmas is for this breakup shiz to be over and done with! Apparently the subject of divorce is what caused the superstar to be THREE hours late to her performance at the Rockefeller Center tree lighting ceremony on Tuesd... more info

TMZ — ON TODAY'S SHOW Nancy Snyderman's Bogus Ebola Apology Mariah Carey Gets the Ax from NBC Kesha's Lawyer Claims Dr. Luke Raped Lady Gaga Too! Dakota Johnson is Apparently Panicked about Getting Naked in 'Fifty Shades of Grey' SKYPE US TMZTVSHOW TWEETâ€... more info

TMZ — NBC just realized Mariah Carey is worth the hassle ... because they have now booked her to perform live tonight ... this after pulling the plug on her Tuesday night. TMZ broke the story that Mariah showed up more then 3 hrs late for a taped… more info

The Telegraph — Anthony Vincent covers Mariah Carey's Christmas anthem in 20 different vocal styles more info

TMZ — Mariah Carey was so consumed with divorce talk Tuesday evening ... she blew off her scheduled taped performance for the Rockefeller Center tree lighting ceremony ... and when she finally showed up the pissed off NBC honchos sent her packing.Carey… ... more info

Mercury News, California — See how Mariah Carey, Destiny's Child, Elvis Presley, Diana Krall, Bing Crosby and others faired in our Christmas Carols Competition. more info