Slow Mass at The Observatory Festival Grounds — Oct 4, 2026

Slow Mass played The Observatory Festival Grounds in Santa Ana, CA on Sunday, Oct 4, 2026.

Lineup

• Slow Mass — Headliner

Venue

The Observatory Festival Grounds, Santa Ana, CA

More upcoming shows at The Observatory Festival Grounds

• Nov 14, 2026 — Movements, Balance and Composure, Midrift, Niis