TV SpongeBob SquarePants - Season 1 Episode 21 : F.U.N. SpongeBob SquarePants - Season 1 Episode 21 : F.U.N. 7.7/10 by 3127 users SpongeBob thinks that Plankton is evil only because he is lonely and has no friends. SpongeBob becomes Plankton's friend and plays with him. But, Mr. Krabs is convinced that Plankton is evil and that SpongeBob should not be hanging around with him. Details Casts Posters Images Title SpongeBob SquarePants - Season 1 Episode 21 : F.U.N. Alternative Titles سبونج بوب سكوير بانتس, BobSfungjeri Pantallona-katrori, Vudus Bob Incusiine, Bob kvadratni gaćice, Käsna-Kalle Kantpüks, Paavo Pesusieni, SpynjBob Pantsgwâr, בובספוג, בובספוג מכנסמרובע, בוב ספוג, باب اسفنجی, スポンジ・ボブ スクエアパソシ, 스폰지밥 네모바지, 보글보글 스폰지밥, 네모네모 스펀지송, 네모바지 스폰지밥, Сунѓерот Боб Панталоновски, SpongeBob Tarau Porowhā, SpongeBob Kanciastoporty, Sunđer Bob Kockalone, Spuži Kvadratnik, SpongeBob v nohaviciach, SüngerBob KareŞort, SpongeBob.SquarePants, Spongebob Groot broek First Air Date 1999-05-01 Last Air Date 2025-11-28 Number of Episodes 634 Number of Seasons 17 Genres Animation, Comedy, Family, Networks Nickelodeon, Casts Tom Kenny, Bill Fagerbakke, Rodger Bumpass, Clancy Brown, Carolyn Lawrence, Mary Jo Catlett, Mr. Lawrence Plot Keywords , SpongeBob SquarePants (voice) Tom Kenny Patrick Star (voice) Bill Fagerbakke Squidward (voice) Rodger Bumpass Mr. Krabs (voice) Clancy Brown Sandy Cheeks (voice) Carolyn Lawrence Mrs. Puff (voice) Mary Jo Catlett Plankton / Larry the Lobster (voice) Mr. Lawrence Episodes List SpongeBob SquarePants Season 1 :Episode 1 Help Wanted Help Wanted 1999-05-01 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 2 Reef Blower Reef Blower 1999-05-01 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 3 Tea at the Treedome Tea at the Treedome 1999-05-01 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 4 Bubblestand Bubblestand 1999-07-17 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 5 Ripped Pants Ripped Pants 1999-07-17 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 6 Jellyfishing Jellyfishing 1999-07-31 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 7 Plankton! Plankton! 1999-07-31 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 8 Naughty Nautical Neighbors Naughty Nautical Neighbors 1999-08-07 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 9 Boating School Boating School 1999-08-07 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 10 Pizza Delivery Pizza Delivery 1999-08-14 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 11 Home Sweet Pineapple Home Sweet Pineapple 1999-08-14 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 12 Mermaid Man and Barnacle Boy Mermaid Man and Barnacle Boy 1999-08-21 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 13 Pickles Pickles 1999-08-21 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 14 Hall Monitor Hall Monitor 1999-08-28 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 15 Jellyfish Jam Jellyfish Jam 1999-08-28 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 16 Sandy's Rocket Sandy's Rocket 1999-09-04 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 17 Squeaky Boots Squeaky Boots 1999-09-04 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 18 Nature Pants Nature Pants 1999-09-11 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 19 Opposite Day Opposite Day 1999-09-11 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 20 Culture Shock Culture Shock 1999-09-18 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 21 F.U.N. F.U.N. 1999-09-18 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 22 MuscleBob BuffPants MuscleBob BuffPants 1999-09-25 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 23 Squidward the Unfriendly Ghost Squidward the Unfriendly Ghost 1999-09-25 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 24 The Chaperone The Chaperone 1999-10-02 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 25 Employee of the Month Employee of the Month 1999-10-02 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 26 Scaredy Pants Scaredy Pants 1999-10-28 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 27 I Was a Teenage Gary I Was a Teenage Gary 1999-10-28 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 28 SB-129 SB-129 1999-12-31 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 29 Karate Choppers Karate Choppers 1999-12-31 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 30 Sleepy Time Sleepy Time 2000-01-17 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 31 Suds Suds 2000-01-17 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 32 Valentine's Day Valentine's Day 2000-02-14 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 33 The Paper The Paper 2000-02-14 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 34 Arrgh! Arrgh! 2000-03-15 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 35 Rock Bottom Rock Bottom 2000-03-15 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 36 Texas Texas 2000-03-22 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 37 Walking Small Walking Small 2000-03-22 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 38 Fools in April Fools in April 2000-04-01 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 39 Neptune's Spatula Neptune's Spatula 2000-04-01 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 40 Hooky Hooky 2000-04-08 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in... SpongeBob SquarePants Season 1 :Episode 41 Mermaid Man and Barnacle Boy II Mermaid Man and Barnacle Boy II 2000-04-08 Deep down in the Pacific Ocean in the subterranean city of Bikini Bottom lives a square yellow sponge named SpongeBob SquarePants. SpongeBob lives in...