Ruin Jonny's Bar Mitzvah is a live album by Me First and the Gimme Gimmes, released on October 19, 2004, on Fat Wreck Chords. The album is almost entirely made up of songs that have not appeared on previous albums. The only exceptions are two hidden tracks: "Seasons in the Sun" from Have a Ball (1997) and "Sloop John B" from Blow in the Wind (2001).