Buzz Bites (12/18/12): Watch Christina Aguilera, Cee Lo Green, Adam Levine, And Blake Shelton Perform 'Hallelujah'

Watch Blake Shelton, Christina Aguilera, Cee Lo Green, and Adam Levine performing "Hallelujah."

+ Watch "The Voice" judges Christina Aguilera, Cee Lo Green, Adam Levine, and Blake Shelton perform "Hallelujah" in tribute to the Newtown, Conn. victims, while the teams sang backup and held names of the fallen. The season finale airs tonight on NBC. (Neon Limelight)

+ Listen to two new Miguel tracks: the smooth "On These Wings" and the percolating "Bawdy." Keep in mind, the crooner did take to Twitter to say that he didn't actually release the songs. #Awkward. (RapFix)

+ This is awesome: Watch Big Boi read the entire classic Dr. Seuss "How The Grinch Stole Christmas" story, complete with added rapped passages and a bit of improv. (Rap-Up)

+ T.I.'s Trouble Man: Heavy is the Head and Chief Keef's Finally Rich drop today. Both artists will stop by "RapFix Live" tomorrow at 4 p.m. ET; tweet questions for the spitters to @MTVRapFix! (MTV News)

+ Yeah, yeah, yeah! "DNA upgrades, spontaneous evolution and NEW YEAH YEAH YEAHS RECORD ARRIVING IN SPRING 2013! finally," the group tweeted. Their new album will be their first in four years. (Pitchfork)

Photo credit: NBC Universal