Let's Go Crazy: The Grammy Salute to Prince

A lineup of artists -- including Beck, Common, Gary Clark Jr., Foo Fighters, H.E.R., Juanes, Alicia Keys, John Legend, Chris Martin, Mavis Staples, St. Vincent, Usher and more -- pay tribute to Prince's unprecedented influence on music.

Cast: Sheila E., Susanna Hoffs, Alicia Keys, Chris Martin, Morris Day, Wendy Melvoin