SpongeBob's heart is an organ that first appears in the episode "Squid on Strike."


The heart is light pink with black pupils and pink eyelids. The heart is located inside of SpongeBob's body.

Role in seriesEdit

The heart belongs to SpongeBob and has displayed signs of sentience in the episodes "Stuck in the Wringer" and "Kenny the Cat." In "Krabby Patty Creature Feature," it appears when SpongeBob screams on his tongue.


  • It appears physically the most in Season 7 making three appearances instead of one.
  • It is only mentioned in "SpongeBob LongPants" and does not physically appear in that episode.