Hear us discuss John Lennon's collaborations with famous musicians including Mick Jagger, Frank Zappa, Elton John, David Bowie, Harry Nilsson, and more.  Who was the "Dirty Mac?"  You'll find out as you hear "Dr. Winston O'Boogie" play, produce, and sing many tracks with his friends in this episode.  What do you think of these collaborations?  Like us on Facebook and share your comments.