Demolition derby with live music — Routt County Fairgrounds, 7:30 p.m.
Watch the white-knuckle excitement of reinforced cars competing to be the last one moving. The event is at the outdoor arena and will feature a live band. Tickets are $10 for ages 6 to 12 and $15 for ages 13 and older. Pit passes are $25. Call 970-276-3068. Poplar Street in Hayden.