Terrific Trucks

Muddy, Muddy! / The Gump Truck (1x20)

Air date: Feb 12, 2017

In "Muddy, Muddy," Dug almost wrecks the Terrific Trucks calendar shoot when he doesn't honor his commitment to the team to stay clean. In "The Grump Truck," Sparky takes her competitiveness to a new level, but realizes her attitude might be pushing her friends away.