This day in music history.

April 29, 1976, At a reunion concert of the original members of 'Spirit' bassist (Mark Andes) invites Neil Young on stage for the encore. However guitarist 'Randy Califoria' does not recognize Neil and tries to push him off the stage. Neil screams "Hey man, I'm Neil Young dude". The misunderstanding is cleared up and the band (with Neil) went on to play 'Like a Rolling Stone".