It's the Trending Now Top 5 Countdown for December 7, 2012 - where we gather the hottest and most outrageous must-see YouTube videos hitting the web today and send them all straight to your screen. It’s like watching the best of YouTube — only faster!
From Snoop Lion's Black Ops 2 prank call with Ed Bassmaster to the premiere of "YouTubers React to Viral Videos," we have you covered right here on What’s Trending.
#5: Jimmy Fallon, Mariah Carey and the Roots "All I Want for Christmas is You" Reaction
#4: We've Got to Break Up (Song a Day #1435)
#3: Black Ops 2 With Snoop Lion
#2: YouTubers React to Viral Videos Episode #1
#1: Kobe vs. Messi: Legends on Board - Turkish Airlines