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LEGO City Adventures

Season 4 · 20 episodes · Oct 25, 2022

A school assignment to find out whose family founded and still owns the City sends Billy and Maddy across town on adventures with old friends and new faces. Ultimately, they not only learn about their City, but must save it!

  1. LEGO City Adventures season 4 episode 1 still

    Episode 1

    The Brawl in City Hall

    Oct 25, 2022

    Saving Maddy’s mom when the City Hall security system runs amok, Billy and Maddy find a clue to the City founder’s identity.

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    Episode 2

    Who is Ludmilla Ersatz?

    Oct 25, 2022

    With help from the kids, Daisy "Kaboom" Lewis creates an alter ego to take the blame for her past mis-deeds, but two identities prove hard to maintain.

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    Episode 3

    Crisis on Moonbase: Momentous!

    Oct 25, 2022

    Billy must save his astronaut hero when Captain Momentous hallucinates an alien invasion after eating expired astronaut food.

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    Episode 4

    Wreckless Driving

    Oct 25, 2022

    Billy and Maddy must help Stunt Driver Wallop pass a safe driving course, or risk being banned from City streets forever.

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    Episode 5

    A House Divided

    Oct 25, 2022

    Cultures clash when the fire department moves in temporarily with the police department following damage to their station.

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    Episode 6

    The Trojan Slooshie

    Oct 25, 2022

    The Ice Cream Truck Bandits waylay the police force with frozen drinks, giving the officers Glacial Brain Freeze.

  7. LEGO City Adventures season 4 episode 7 still

    Episode 7

    Born to Direct

    Oct 25, 2022

    Maddy's filmmaking ambitions go wild when she offers to direct a fire safety video.

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    Episode 8

    The Wexler Deflector Conjecture

    Oct 25, 2022

    Depressed, Dr. Wexler quits science. But when a meteor threatens the City, Billy and Maddy must persuade him back!

  9. LEGO City Adventures season 4 episode 9 still

    Episode 9

    Billy to the Maxx

    Oct 25, 2022

    Billy worries he won’t meet his Mom’s expectations when she signs them up for a charity event’s team physical challenges.

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    Episode 10

    The Good, the Bad… and the Turtles

    Oct 25, 2022

    Maddy takes in two lost turtles, unaware that they belong to rivals Sinclair and Fendrich, who believe she's kidnapped them.

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    Episode 11

    Day of the Dread

    Nov 22, 2022

    With their best friends out of town, Maddy and Dread spend the day together and struggle to find common ground.

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    Episode 12

    Mr. Produce Buys the Farm

    Nov 22, 2022

    After buying a farm to grow his own produce, Mr. Produce becomes convinced neighbouring farmers are out to get him.

  13. LEGO City Adventures season 4 episode 13 still

    Episode 13

    This Land is Harl's Land

    Nov 22, 2022

    Fendrich and Sinclair forge an unlikely alliance to try and drive Harl off a piece of undeveloped land he owns.

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    Episode 14

    Shirley Overdrive

    Nov 22, 2022

    Shirley Keeper infiltrates the city's underworld to retrieve the secret formula for Vita Rush's new flavour.

  15. LEGO City Adventures season 4 episode 15 still

    Episode 15

    Yes, No, Maybe So?

    Nov 22, 2022

    To build an environmentally-unfriendly factory, Fendrich preys on Mayor Fleck's need to be liked to approve his project.

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    Episode 16

    Grizzled and Grizzled-er

    Nov 22, 2022

    Detective Grizzled's first partner of bad habits returns to the City, causing frustration for his current partner, Rooky.

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    Episode 17

    Freya, Basically

    Nov 22, 2022

    The kids notice that Freya is in a rut when it comes to making firefighting decisions, so they help her get her groove back.

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    Episode 18

    Where in the World is Sheep Wheeler?

    Nov 22, 2022

    When they learn Fendrich owns the city, the kids need Chief Wheeler's help, but he may have magically turned into a sheep.

  19. LEGO City Adventures season 4 episode 19 still

    Episode 19

    King Fendrich I

    Nov 22, 2022

    Billy, Maddy, and friends resist Fendrich's iron rule and desperately try to prove that he does not, in fact, own the city.

  20. LEGO City Adventures season 4 episode 20 still

    Episode 20

    King Fendrich II

    Nov 22, 2022

    Moments before Fendrich can tear down city hall, Billy and Maddy learn the shocking truth of who owns the city.