Today is April Fool’s Day. Which John Lennon and Yoko Ono celebrated in 1970 by announcing they were having sex-change operations.

http://www.youtube.com/watch?v=8dHUfy_YBps

Today in 1972, the Mar y Sol festival began in Puerto Rico. The concert’s location simplified security — it was on an island accessible only by those with tickets.

Today in 1985, David Lee Roth quit Van Halen.

http://www.youtube.com/watch?v=73sKNUa4M-E&fmt=18

The number one single today in 2000:

Birthdays begin with Rudolph Isley of the Isley Brothers:

Phil Margo of the Tokens:

John Barbata of Jefferson Starship:

http://www.youtube.com/watch?v=xKBttQmhDBw

Ronnie Lane of the Small Faces and the Faces:

https://www.youtube.com/watch?v=14ViwvgtvbA

Robin Scott of one-hit-wonder M:

Jeff Porcaro played drums for Toto:

Mark White played guitar and keyboards for ABC:

http://www.youtube.com/watch?v=3jiV0BsB590

Two deaths of note today: Marvin Gaye in 1984 …

https://www.youtube.com/watch?v=_wvPUdaGKm0

http://www.youtube.com/watch?v=Xz-UvQYAmbg

http://www.youtube.com/watch?v=z76RDhkB-6c

http://www.youtube.com/watch?v=BKPoHgKcqag

… and Paul Atkinson of the Zombies in 2004:

https://www.youtube.com/watch?v=CKBRc8zNQ30

https://www.youtube.com/watch?v=o6c1k_26T3k