Incidental 31 is a blue fish citizen of Bikini Bottom. He makes many cameo appearances throughout the series, beginning with "Ripped Pants."
He is a cyan fish with three dark blue stripes on his back, light blue fins and a unibrow. He wears red swimming trunks.
In "F.U.N.," he is gray with a light yellow shirt and overalls. He also has a cowboy hat.
In "Grandma's Kisses," his blue color is swapped for purple, but the rest of his features are all the same.
In "Band Geeks," he is green.
|| I can turn into a skyscraper!
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