150th Anniversary of The Home of the World's First Rodeo. Deer Trail, Colorado. CPRA Rodeo both nights. mutton bustin' and kid's calf riding start at 4:30 p.m. rodeo at 5:30 p.m. Friday night FREE concert following rodeo. Saturday kicks off with Rodeo Slack at 9:00 a.m. Rodeo Parade at 1:00. Parade Theme - "Cheers To 150 Years!" Kids mutton bustin' and calf riding at 4:30 p.m. CPRA Rodeo at 5:30 p.m. Western lunch, old rodeo/parade films dating back to 1958, trick riding, and a matched bronc riding similar to the original July 4, 1869 match are just a few of the other activities planned. The grand finale of the celebration will be the Saturday night concert. Austin Wahlert, an upcoming Colorado star will open at 8:30 p.m. Texas super star Casey Donahew will then perform. Don't miss this genuine, old-time, community-supported, howdy-stranger, tradition of the old West celebration!