The Insider.com

Sam Rockwell is the undisputed king of dance when it comes to untrained actors. He's busted a move in Charlie's Angels, Confessions of a Dangerous Mind and on Late Night with Jimmy Fallon.

• December 12, 2011Ever Wondered About the 'Sh*t Girls Say'?
• December 09, 2011'Sabrina' & Salem Reunite For Magic!
• December 08, 2011Boardwalk Empire Gets Some Street Cred
• December 08, 2011Will Ferrell's Crazy Commercials
• December 07, 2011Watch 'Community's Save Greendale PSA
• December 07, 2011Meet 'The Girl with the Tramp Stamp Tattoo'

But suddenly, and without warning, my beloved Michael Fassbender has made a play for Sammy's crown. OK, so not *just* since the clip in question comes from a 2007 TV movie called Wedding Belles, but it's the first time I've seen Fassy shaking his groove thing, so let's pretend it's just happened, m'kay?

Check out clips of both boys breaking it down and decide which actor has better moves.