The Puckerberry Overlords / The Elemelons (S01E09)

The Puckerberry Overlords: When a powerfully sour berry sends Chowder on a strange journey into his own mouth, he finds himself on a mission to save his beloved taste buds from some very tart invaders. / The Elemelons: When Truffles' short temper causes Mung's fruit creatures to stop producing juice, he locks her in the garden with an ultimatum: Either she makes friends with them or she never gets out. (HBO Max)