Brendan Gaughan is a professional race car driver who grew up in Las Vegas, so he's been around both sharks on the track and at the card table. Now he's also been around the real thing.
Gaughan, you see, is also a certified Scuba dive master. He took to the tanks Tuesday during Bristol Motor Speedway Day at the Tennessee Aquarium in advance of the NASCAR Nationwide Series' trip to the 0.533-mile track in August.
So, how did the driver do while trading in a fire suit for a wetsuit? Check out some photos and video below: