MIX, the monthly party hosted by Cleveland Museum of Art, celebrates the birthday of the late jazz trumpeter Louis Armstrong with a performance by Mike Wade’s Nasty Nati Brass Band, a New Orleans second line–inspired brass band. DJ Pillo bookends the evening with sets featuring R & B, soul, hip-hop and jazz. Creole-inspired food items and cocktails, beer, and wine will be available for purchase from Bon Appétit. The event begins at 6 p.m.