[ cheers and applause ] ♪ >> the idea of driving, swinging r&b mixed with imaginative wordplay and lyrics and harmonies and the perfect three-minute record, they defined it. ♪ woo, when i saw her standing there ♪ >> the beatles took this dream of what america represented, the freedom that was in american music, and they brought it back to us with an excitement and a ferocity that we didn't have, and with longer hair. ♪ ♪ and the way she looked was way beyond compare ♪ >> 73 million people watched that night. ♪ since i saw her standing there ♪ >> yeah! >> when the beatles did "the sullivan show," everything at the radio station changed.