THEATER: It's the closing weekend of Boleros for the Disenchanted, written by The Motorcycle Diaries screenwriter José Rivera, which is a love story set in Puerto Rico that spans several generations and is accompanied by lush, Latin love songs (boleros) by master composer Fabian Obispo.

8 p.m. // American Conservatory Theater (415 Geary St) // $20-80

ART: Artist Chris Ritson merges science with art in Tomorrow is Eager: the anomalies of phenomena, in which he "orchestrates intricate yet discrete environments, creating temporal narratives." There will be a sidewalk BBQ and live music. Bring your own food, drinks, and cups.

5 to 8 p.m. // collectively GRASP Gallery (850 Greenwich St) // free

MUSIC: It's garage pop band The Mantles' 7-inch release party tonight. With openers Brilliant Colors and The Aerosols, it's sure to be a night of fuzzy '60s pop with a psychedelic edge.

9 p.m. // Amnesia (853 Valencia St) // $7