X-MEN: FIRST CLASS / O.S.T.Composer Henry Jackman's dizzying main theme for director Matthew Vaughn's 2011 reboot of the X Men franchise is built on a heroic, circular melody that spins throughout X Men: First Class like a dust devil, growing more and more confident with each new instance. In a nod to Daft Punk's excellent work on Tron Legacy, Jackman, who worked with Vaughn before on 2010's everyman superhero spoof Kick Ass, dutifully applies his significant programming and