Cologne Events – Saturday, Jul 4

4 electronic music events in Cologne on Saturday, July 4, 2026. Highlights: Mismatch Invites at Artheater (BAUGRUPPE90, Upper90); BZZBZZ TECHNO with MATRAKK, Kø:lab at Schrotty (MATRAKK, Kø:lab); Techno Open Air at TBA - Cologne (Lady Vusumzi). Across 4 venues.