Jay heads to Las Vegas to cruise around with Brad Garrett, goes on an adventure in J.B. Smoove's boat-sized Lincoln, works up an appetite in a giant hot dog car, heads out on a training mission with the Marines and drives a VW bug

Jay explores tiny cars and big machines; crushes things in a tank with Arnold Schwarzenegger; drives a dwarf replica car with Brad Garrett; tours Lane Motor Museum's wackiest micro cars; and looks at a Hennessey truck named for a dinosaur.

Jay explores the latest developments and newest vehicles; comic Jim Jefferies shows off an electric Corvette; Jay takes a spin in the Phantom car; Jay puts a coin in a vending machine and out comes an electric drift car; souped-up minivan.