See Coldplay, Michael J. Fox Play 'Back to the Future' Songs Onstage

Chris Martin saw his "dream come true" Sunday in New Jersey, when actor Michael J. Fox joined Coldplay onstage to cover the Penguins' "Earth Angel" and Chuck Berry's "Johnny B. Goode" – two tracks Fox's classic character Marty McFly performed at the "Under the Sea" dance in Back to the Future.
In a video projection, Martin's son Moses asked his dad to play something from "both of our favorite movie, Back to the Future." Coldplay complied, easing into the silky doo-wop classic "Earth Angel,