Jeffrey L. Hammond is an American NASCAR personality and crew chief. Currently, he is a commentator for NASCAR's coverage on Fox Sports. He is also referred to as Hollywood Hammond by his Fox colleague Darrell Waltrip. He is an alumnus of East Carolina University. In addition to his work at Fox, Hammond also serves as the crew chief in the NASCAR Camping World Truck Series for Clay Greenfield Motorsports and their No. 68 truck. He formerly was a co-owner (along with business executive Tom DeLoac ...