Beatles to Warren Beatty in 6 Steps
- The Beatles recorded She's Leaving Home
- She's Leaving Home was written by Paul McCartney
- Paul McCartney appeared in a 1994 Public Service Announcement for Recording Artists, Actors, and Athletes Against Drunk Driving
- Recording Artists, Actors, and Athletes Against Drunk Driving created a PSA featuring Harry Nilsson
- Harry Nilsson was initially going sing backup on Carly Simon's You're So Vain
- You're So Vain might be about Warren Beatty