A new single, "Primrose Hill," was co-written by Sean Ono Lennon and James McCartney, the youngest sons of Beatles musicians John Lennon and Paul McCartney.

Rydell, along with James Darren, Fabian and Frankie Avalon, was part of a wave of wholesome teen idols who emerged after Elvis Presley and before the rise of the Beatles.

The new three-part Disney+ docuseries Get Back is a true treasure. It offers an inside look at The Beatles' creative process, as well as amazing footage from their legendary rooftop concert.