having a blast doing what they love to do. the show is filmed all over indiana and during one particularly lively episode, troy and mac discover that they don't need any rods or tackle to attract fish. >> oh! >> they duck for cover as fish come to them. diving into the boat one after the other. >> here we go! >> it's like popcorn. they're popping everywhere. they're coming straight up. they're behind us. they're on the side of us. >> this fish story begins on a september morning in 2010. mac gets a call something unusual is happening on the river. >> some of my buddies that were on the river said you got to come over here. >> mac calls troy and they set out on a fishing expedition they will never forget. >> all of a sudden that first fish comes flying out of nowhere. passes between us. bounces off part of the boat.