Violet Says 5, a local funk-rock-rap group, is taking the stage at the Black Cat. The opening acts are the Five One Band and the Mighty Heard. 9 PM; buy tickets ($10) at Ticket Alternative or at the door ($12).
Celebrate the pain of a love gone wrong at Eyebar’s (1716 I St., NW) VD party. There’ll be a DJ and drink specials, including $3 Petri Dish Jello Shots and $5 Herpes Slurpees. 9 PM to 3 AM; no cover.
Cartoonist Nick Galifianakis, whose work appears in the Washington Post next to advice columnist Carolyn Hax, is signing copies of his anthology, If You Loved Me, You’d Think This Was Cute: Uncomfortably True Cartoons About You. And yes, he’s related to the guy with the baby in The Hangover. At Politics and Prose; free. 7 PM.