Sparky doesn't review instructions; Stotz learns to be considerate to his teammates during a grimy job at a dump site.
Dug has a hard time letting go of old things; Blinker gets frustrated when she can't use her new backhoe attachment on the job until she learns how to use it properly.
Blinker overdoes it; Sparky has a negative attitude.
Sparky rushes her work, but ends up causing a mess; Stotz blings himself up in order to win the Sensible Semi competition.
Stotz gets a new speaker system and plays music for all the trucks; Blinker's need for speed puts everyone's safety at risk.
Tork tries to show the trucks how to work hard by leading by example but ends up overdoing things; Blinker is left in charge of home base.