Live music & entertainment, Mardi Gras beads & crown. Produced by Petaluma Music Festival & Petaluma High School Music. 7 p.m. $25–$30. All proceeds benefit the music programs at all Petaluma area public schools. Mystic Theatre. 23 Petaluma Blvd. N, Petaluma. Tickets: tinyurl.com/3jrzrhy5.