An ageing hard-living 1970s rock star decides to change his life when he discovers a 40-year-old undelivered letter written to him by John Lennon.

In celebration of the 50th anniversary of The Beatles' first appearance on The Ed Sullivan Show, this magnificent star-studded tribute salutes the Fab Four. Appearing with Paul McCartney and Ringo Starr were guest musicians Joe Walsh, Gary Clark, Jr., Stevie Wonder, The Eurythmics, John Legend, Alicia Keys, Maroon 5, Dave Grohl, Katy Perry, Peter Frampton, and more.

College student Beca knows she does not want to be part of a clique, but that's exactly where she finds herself after arriving at her new school. Thrust in among mean gals, nice gals and just plain weird gals, Beca finds that the only thing they have in common is how well they sing together. She takes the women of the group out of their comfort zone of traditional arrangements and into a world of amazing harmonic combinations in a fight to the top of college music competitions.