missing, oh, boy ♪ ♪ when you're with me, oh, boy ♪ >> so, i would listen to buddy holly and gene vincent and jerry leery hill ♪ >> it was like a new language for us. >> the power of the jukebox, there's nothing quite like it. ♪ my dream came true ♪ >> the beatles took a bunch of those strains, the everly brothers from the '50s was a big influence for them with the harmonies. ♪ wake up, little susie, wake up ♪ ♪ wake up little susie wake up ♪ >> so the beatles from liverpool are taking this pop sound but putting their own spin on it. ♪ >> what is the sound? how does it differ from other rock 'n' roll and pop? >> it just happened that, all of a sudden, hundreds of rock groups all from liverpool made records, and it was a bit more like the original rock 'n' roll than the stuff they've had over the last few months. ♪ >> initially, there was no tradition of great british bands conquering america. that had not happened, but it's that moment where everything turns. ♪ >> there's no single moment that more embodies the moment when rock 'n' roll became the province of teenagers. that's something that you would