[s11e5]: Cave Dwelling Sponge

: While SpongeBob is in jail, Squidward mistakes Spongy Spongy for SpongeBob and puts him to work. The cave sponge "hunts" a boat engine to make Krabby Patties, leading to an angry mob and a town-wide rampage.

: SpongeBob proves his innocence when Spongy Spongy smashes into the prison. The two eventually bond over a tap-dance routine on the roof of City Hall. Though Spongy Spongy accidentally destroys the building in a fit of rage, he isn't arrested because the building was already scheduled for demolition. Key Character: Spongy Spongy Cave Dwelling Sponge/The Clam Whisperer - IMDb [S11E5] Cave Dwelling Sponge

" Cave Dwelling Sponge " is actually the first segment of (often listed as production number 216a), rather than Episode 5. It first aired on September 23, 2017. Episode Overview : While SpongeBob is in jail, Squidward mistakes

: While on a nature hike, SpongeBob uses hot chocolate to melt ice in a cave to free Patrick's tongue, inadvertently unfreezing Spongy Spongy , a prehistoric sponge. The two eventually bond over a tap-dance routine

: Spongy Spongy follows SpongeBob into town, fascinated by the "squeaky" sound of his shoes. He mimics SpongeBob’s movements but causes chaos, leading the police to arrest SpongeBob for the property damage.

When a prehistoric "cave sponge" is accidentally unfrozen in Bikini Bottom, he causes massive destruction that is mistakenly blamed on SpongeBob. Only SpongeBob can communicate with this wild ancestor to clear his name.