Yoko Ono is celebrating her 83rd birthday today. Some people are still mad at her for breaking up the Beatles. What those folks fail to realize is that Yoko has contributed so much to the world of music.

Who could forget that time she joined husband John Lennon and rock legend Chuck Berry on the Mike Douglas Show in 1972:

Then of course there's her rendition of Katy Perry's "Firework":

Yoko isn't afraid to join younger artists on stage. Here she is on stage with Lady Gaga. (Her part starts at the 1 minute mark):