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Merry Christmas 2012: Celebrities share holiday photos

<div class="meta "><span class="caption-text ">Mariah Carey shared this Christmas greeting card featuring her with husband Nick Cannon and their twin son and daughter, Moroccan and Monroe, on Dec. 25, 2012, Tweeting: &#39;MERRY CHRISTMAS from the Carey-Cannons!! Pictures from our most festive Christmas yet at Dembabies.com!!&#39; (twitter.com&#47;MariahCarey&#47;status&#47;283818238335401985&#47;photo&#47;1&#47;large &#47;  pic.twitter.com&#47;8toSCsG2)</span></div>
December 24, 2012 12:00:00 AM PST