The Crappie Guys-Meet Tommy Tidwell, a high school science teacher and part time crappie fishing guide. Tommy spends a lot of time on Lake Granger helping anglers learn the finer points of crappie catching. Then there’s Mr. Crappie, Wally Marshall. He’s the founder of the Mr. Crappie Big Crappie Classic, a family friendly everybody wins something fishing tournament. Everything Wally does revolves around his favorite fish. Everything. www.tpwd.state.tx.us/tv