COMEDY: Real couples tell the stories of how they first met while improv actors reenact the scene through sketches and songs at How We First.

8 p.m. // Herbst Theater (401 Van Ness Ave) // $25-40

MUSIC: Pirate Cat Radio present one of the legendary originators of punk, The Damned, at Slim's tonight. Hewhocannotbenamed and The Generators open.

7 p.m. // Slim's (333 11th St) // $30, all ages (6+)

COMMUNITY: It's the annual Great San Francisco Pillow Fight. Bring a pillow that's been put out of commission and have fun, but be careful out there!

6 p.m. // Justin Herman Plaza (1 Market St) // free