The FAST crew's peaceful vacation retreat is ruined by some hard-partying toilet frogs; The crew becomes obsessed with a Fantasy Racing League.
Turbo brings down a songbird, but learns to coexist with the creature; Chet gets the sheriff fired, then must battle a gang of outlaw crickets.
Shellsworth and Skid compete to finish a railroad to Lake Balboa; On the road with their trucker snail dad Darryl, Turbo and Chet protect the cargo.
When the gang gets stranded on a candy-filled island, White Shadow must save his friends; Burn goes to extreme lengths to break her losing streak.
Desperate to attend, Turbo accidentally invites two dates to an exclusive couples-only game night; White Shadow tries to keep a winning streak alive.
Whiplash interrogates each FAST crew member as suspects in a heinous crime; Whiplash loses his memory and the crew tricks him into a gentler identity.
When Whiplash is knocked unconscious, the others unravel the Mystery of the Sleeping Snail; The crew gets a reality show, and tensions come into focus.
White Shadow and Turbo become best friends, making Skidmark determined to lure Shadow back; The FAST crew fills in for the injured snail bobsled team.
Duped by devious picnic ants, the FAST crew must help some wronged grasshoppers; Turbo finds himself targeted by a slanderous Internet troll.
With the perfect poodle moth, Whiplash can't help but re-enter the world of competitive moth showing; Chet is named "Handsomest Snail Alive."
Burn wins a free vacation for two and everyone vies to be her travel buddy; Hardcase joins and dominates a junior racing league formed by Deuce.
A series of mini-stories about the FAST crew begins when Turbo does his laundry; The crew must deactivate a stink bomb before it's too late.
Smoove Move sneaks off to have fun alone in the clubhouse, but ends up trapped under a speaker; The crew battle to win a radio-controlled plane.