Monster Day 2026 Schedule

Monster Day Greeley is going out with a BANG for its 10th and final year!

Kick off Monster Day with Mini Kiss, Guinness World Records’ Shortest Band, and local opening acts Underseer and Naked Mannequins for a performance you won’t forget! Friday, August 21, 2026, from 6–10 PM on the 9th Street Plaza. This is a Go Cup Event.

Come back Saturday, August 22, 2026, from 12–5 PM to celebrate the last Monster Day as we put a stake in it! It’s been a frightful 10 years with the whole team at Distortions Unlimited, and we are so grateful for their partnership in putting on this event.