Image: the venue's website
Event details
Nightmare Before Skankmass takes place on December 19, 2026 at The Cathedral Pomona in Pomona, starting at 16:00. The show features rock and punk & hardcore music. Attendance is standing room only, and unaccompanied minors are not permitted.
- AgeNo unaccompanied minors
- Standing/seatedStanding room only
Source: ticketweb.com