Maestro Mackerel is the conductor of the Bikini Bottom Philharmonic, as seen in "Snooze You Lose." He is portrayed by the oscar-winning actor, J. K. Simmons.
|| I can turn into a skyscraper!
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Maestro Mackerel is an old olive-green fish with grey hair like Beethoven, an orange sweater, and a blue blazer.
- He is a parody of Terence Fletcher from "Whiplash," who is also portrayed by J.K. Simmons.
|| "Octavius Rex, a.k.a. long, tan, and handsome!"