It's a hilarious coast-to-coast, 180 mile-an-hour, go-for-broke, outrageous road race with the world's most expensive cars. And it's all just for glory and a gumball machine.

A group of people from different backgrounds have one thing in common: when they hear the world "gumball" whispered by one of the others, they know that it's time for the Gumball Rally: a no-holds barred, secret, winner-take-all rally across the USA.