Don Tjernagel

Don Tjernagel. Producer: Sin. Don Tjernagel, born and raised in Waterloo, Iowa, has been doing stand-up comedy since 1997. As a young man, Don played football until sustaining a serious injury during spring practice at the University of Northern Iowa. Don decided to try stand-up on a whim in 1997. Not too long after that Don's popularity led him to do a show in several Las Vegas clubs such as...