What Year Is It (72)?

Clues:

Seven great hits: “To Know Him is to Love Him,” Teddy Bears; “Tears on My Pillow,” Little Anthony & the Imperials; Johnny Cash’s “I Guess Things Happen That Way”; “Lonesome Town,” Ricky Nelson; Buddy Holly’s “Peggy Sue”; “Yakety Yak,” The Coasters; and “All I Have to Do Is Dream, The Everly Brothers.