"You know that new sound you're lookin' for? Well listen to this!" Marty McFly's entire future rests on being able to play the guitar at his parents' Enchantment Under the Sea dance, all the way back ...

Marty McFly ripped through Chuck Berry's "Johnny B. Goode" at the local high school dance, with his fiery performance ending with a searing lick that was met with silence from the students in ...