and any film made on this?
Yes, a feature film, "The SpongeBob SquarePants Movie".
SpongeBob SquarePants
A feature film, "The SpongeBob SquarePants Movie", was released in theaters on November 19, 2004. 
when did spongebob start working at the krusty krab After he fulfils the task given by Mr. Krabs. what is referred as help wanted? It is the pilot episode of the American animated television series "SpongeBob SquarePants". when was it aired? May 1, 1999 who did its background score? Tiny Tim who is the creator of the mentioned series? Stephen Hillenburg who are its characters? SpongeBob SquarePants, snail Gary, Patrick Star, Mr.Krabs, to name some. who was cast for this first character? Tom Kenny voices SpongeBob who were the other actors to lend their voice? Tom Kenny, Bill Fagerbakke, Rodger Bumpass, Clancy Brown, Mr. Lawrence, Jill Talley, Carolyn Lawrence, Mary Jo Catlett, and Lori Alan. is there any themed park based on this? Yes, it appears at the Mall of America's Nickelodeon theme park which features a SpongeBob-themed Gerstlauer Euro-Fighter custom roller coaster.
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SpongeBob SquarePants [SEP] Introduction
A feature film, "The SpongeBob SquarePants Movie", was released in theaters on November 19, 2004. A second film adaptation, "", followed on February 6, 2015. A third film and prequel to the television series, "", was released in Canadian theaters on August 14, 2020 followed by a premiere on video-on-demand and CBS All Access in 2021. In 2018, the series began airing its twelfth season; it was renewed for a thirteenth season on July 17, 2019. As of July 30, 2020, all prior seasons of the show are available on CBS All Access.