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"SpongeBob's Big Birthday Blowout" is a SpongeBob SquarePants episode from season twelve. In this episode, SpongeBob and Patrick tour the surface world, while the rest of Bikini Bottom prepares a surprise party for SpongeBob.



The episode was confirmed on January 24, 2019 by Vincent Waller and multiple other sources.[1][2]

The episode will be 44 minutes long.[3] The first clip of the episode was shown during a commercial break of the 2019 Kids' Choice Awards on March 23, 2019. The following day, an extended version of the clip was released to the official Twitter account.[4]

It will feature the voice cast of Tom Kenny, Bill Fagerbakke, Rodger Bumpass, Clancy Brown, Doug Lawrence, Jill Talley, Carolyn Lawrence, Mary Jo Catlett, and Lori Alan.[5] The voice actors will be playing live-action versions of the animated characters they voice.[6][7]

Tom Kenny noted, "I don't want to live in a live action world. I want to live in the cartoon world." In the episode, he had to perform in character on a Krusty Krab set along with the rest of the voice cast, who were also dressed as their respective characters.[6]

On May 22, 2019, an article from Entertainment Weekly revealed images of the voice cast playing their human forms. Other images revealed that David Hasselhoff will be guest starring standing next to Patchy the Pirate.[8]

On June 18, 2019, an article from Den of Geek! revealed that Nickelodeon will hold SpongeBob's 20th birthday blowout at Comic-Con .[9]

On June 22, 2019, two more promos were released, confirming Princess MindyHaroldMargaretZeus the Guitar LordTattletale StranglerBubble BassGlow fish, Hoopla Fish, and Sheila will be making appearances.[10][11]

More promos would be released during the following weeks. On July 1, 2019, the SpongeBob SquarePants Official YouTube channel released a 5-minute preview of the episode.[12]



  • This episode celebrates the 20th anniversary of SpongeBob SquarePants. It will air on July 12, five days before the series' officially-recognized debut date of July 17, 1999 (when "Ripped Pants" and "Bubblestand" premiered). Nickelodeon counts July 17 as the series' premiere rather than May 1 (when the pilot episode was previewed).
  • This is both Princess Mindy and David Hasselhoff's first appearance since The SpongeBob SquarePants Movie.
  • Vincent Waller has confirmed that Stephen Hillenburg was alive during the storyboard and writing phases of the episode. However, he did not contribute to the episode's boarding or script.
  • This will be the first episode of season 12 to premiere in Germany, despite "FarmerBob" being the first episode of the season.
  • This is the first TV movie to be made after Stephen Hillenburg's lifetime so far.
  • This is the first TV movie to be produced in 1080p. The previous TV movie, "Truth or Square," was produced in 720p.
  • This is Patchy's first appearance since the I ♥ SpongeBob week in 2018.
  • This is the first time Rube's name is mentioned during an episode, while in the past episodes he has appeared in, his name was just listed in the end credits.
  • This will be the second episode in which SpongeBob SquarePants' birthday is celebrated. The first was in "SpongeBob Meets the Strangler."
    • It was also his birthday in "Waiting," but he missed that one.
  • This is the third TV movie of the series. The first is "Atlantis SquarePantis" and the second is "Truth or Square."
    • It is also the second episode which celebrates the series' anniversary, after "Truth or Square" was produced to celebrate the series' 10th anniversary in 2009.
  • This is the third time French narrator is seen in person, the first was in "No Free Rides" and the second was in "Feral Friends."
  • This is Tattletale Strangler's fourth appearance. The first was in "SpongeBob Meets the Strangler," the second was in "Call the Cops," and the third was in "The Krusty Slammer."
  • In some countries, this episode will be aired in two parts.
  • SpongeBob and Patrick can be heard saying bad word #11 from "Sailor Mouth."
  • A set of four Double Dare episodes will air to celebrate the 20th anniversary.



SpongeBob's Big Birthday Blowout (VE)

Characters and actors: JimBobPatrick (live-action)Mr. ManwardMr. SlabsPearl SlabsMr. CharlestonCarolJack GriffoDaniella PerkinsKel MitchellBeanie McBeanJace NormanDavid HasselhoffCanGorilla BossMonkey Middle ManagersGilbert GottfriedSlappyPatrick's lover fishDog walkerRubePie dragonJoJo SiwaMichael Strahan

Locations: Trusty SlabCrumb BasketBeach Blanket Bean-GoLand AquariumSurface Land

Songs: Slabby Patty SongSpongeBob SquarePants Theme Song

Objects: Slabby Patty

Shorts: 1 Second From Every SpongeBob Episode!

Miscellaneous: Double Dare SpongeBob WeekBest Yellow Summer Ever marathonsBikini Bottom Bash DVD

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