Oct. 5—It wasn't clean fun, but it was very enjoyable. The annual Okie Jeep Jam concluded Sunday with the Mud Pit Challenge and was an exciting conclusion to the weekend's festivities. Jon Hawke of ...

The derby’s latest iteration featured a very hungry caterpillar, a glamorous Phanatic-Gritty duo and an ode to Dollar Dog Night. Plus, plenty of mud. Hot dogs were tossed to derby mud pit onlookers.

Swimming through chocolate-colored pits, crawling along gritty, grimy ground, climbing up mini mountains of mud, dripping with sweat and gulping air dense with humidity, does it surprise you that ...