21st Annual Deep Creek Lake Bullride Mania July 1-2, 2016. You can enjoy the Accident Parade and Fire on the Mountain on Fourth of July weekend and go home a happy camper. But, if you want to go pure cowboy then mosey on over to the Garrett County Fairgrounds. Check out the 21st Annual Deep Creek Lake Bull Ride Mania Friday and Saturday, July 1-2, 2016. Watch some of the finest and bravest cowboys put it all on the line participating in classic American rodeo events. Event’s scheduled include Bull Riding, Barrel Racing, Bull Hockey, and lil Buckaroo Rodeo! Pack up the family when you get into town and giddy up on down to the fairgrounds to enjoy a slice of the old West!