We pull back the curtain to see how Firemen Bob and Clemmons retrieve the bizarre requests of Chief Freya during a typical emergency.

Grizzled and Rooky go undercover to root out the criminal mas-termind behind a counterfeit pie operation.

It's Harl Hubbs Day and Harl decided to help the whole city, but quickly discovers he isn't prepared for Harl mania

Duke gets a high tech, smart car. He and the temperamental car chase Ice Cream Truck Bandits

The oblivious Ms. Blumfeld turns into a superhero, stopping crimes around the city, as Duke struggles with his orders to arrest her.

Billy's mother, Ann, accepts a junkyard race challenge against the city's street racing legend, Tread Octane.

It’s an old west showdown, when a new adversary rolls into town.

It’s a mad dash by Buster to retrieve his runaway mustache in this fast-paced, zany city-wide chase.

Fendrich organizes a charity as a distraction while he attempts to steal the city deed. Sinclair gathers antiheroes to stop him.

Freya is one credit short of graduating from the fire academy and is suspended as Fire Chief.

Mayor Fleck is running for re-election against R E Fendrich who will stop at nothing to win to use his new power to defeat Sinclair once and for all.

When Duke loses his memory, Snake Rattler tricks him into believing he's Snake’s criminal henchman.

When Rooky discovers it’s Chief Wheeler’s birthday, she is determined to make it a memorable.

During the dedication ceremony of the city’s deep sea vessel to honor Duke, Freya and Harl, the ship is accidentally set adrift.

When the mythical ocean monster, the Quacken, is sighted off the coast, famed adventurer Jessica Sharpe vows to capture it.

Rooky and Grizzled go undercover aboard the Guardian of the Oceans in search of a lost pirate treasure.

Fendrich and his gang learn of Cluster’s hidden junkyard treasure. Harl Cluster, Shirley and Tread unite to protect it.

Snake and Daisy take advantage of Tread to get him to act as their getaway driver to pull off a heist.

When Fendrich threatens to ruin Sinclair's Holiday Gala, Duke intervenes to save both the party and the holidays.

Freya takes Billy and Mark on a ride along, but when things get out of hand, it's up to Mark to save the day.