Vocalists César Bauvallet and Jackie Zamora want to be clear about this: They will not be held responsible for any child conceived on the evening of their Cuban boleros concert by anyone in the audience. Fair warning.

Ken Cornell is an audio tech who’s been running sound for bands famous and unknown for more than 16 years. He’s also a musician who plays in multiple acts—Tripping Dogs, Diverje, Cranial Smash Device—along with noise/improvisation projects Alchemical Burn, The Handmaidens and Death Convention Singers. See Cornell perform with The Handmaidens and Alchemical Burn on Saturday, March 17, at Synchro Studios (512-B Yale SE). The all-ages show is $5 and begins at 9 p.m. Basement Babies, Grenadrian and Cinik also play. Peer into this omnipotent local music purveyor’s aural library via the random tracks below.

Performance art, music, dance and food collide in a veiled event at The Kosmos (1715 Fifth Street NW) on Saturday, March 17, from 7 p.m. to 12:30 a.m. Free, 18-and-over.