Season 5, Episode 1 Friend or Foe

First Aired: April 13, 2007

The story behind the rivalry between Plankton and Mr. Krabs is shown in flashbacks, revealing the two began as the best of friends before a disagreement over their burger formula turned them into bitter enemies.

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  • Premiered: July 17, 1999
  • Rating: TV-Y
  • Premise: A chipper sea sponge and his nautical neighbors make waves in the deep-sea city of Bikini Bottom in this clever and playful kiddie cartoon aimed at preschoolers. SpongeBob's acquaintances include goofy starfish Patrick, cheerful squirrel Sandy Cheeks (who… (more)

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