In "Blackened Sponge," Gramma is a pale purple fish with white hair and a pink dress. She wears gold-colored glasses with blue-colored lenses, and a yellow bracelet. Along with her accessories, she wears orange earrings.
In "The Clash of Triton," she is green, has white hair, and has a purple dress. She wears gold-colored glasses that have green-colored lenses. She also wears a blue bracelet, gold earrings, and purple shoes.
In "Tentacle-Vision" and "Gramma's Secret Recipe," she is blue and has white hair, and wears a yellow dress. She wears orange-colored glasses with blue-colored lenses, and blue earrings, and wears pink fluffy slippers.
In "Blackened Sponge," Gramma is among the other customers in the Krusty Krab who listens to SpongeBob's story about how he got his black eye. She is called out by SpongeBob when he begins telling his story and later reminds him about how he said Jack M. Crazyfish cried. Jack suddenly walks into the Krusty Krab, causing SpongeBob to run home, embarrassed.
In "The Clash of Triton," she is in the audience of the customers when King Neptune and his family arrive at the Krusty Krab.
In "Tentacle-Vision," she is disgusted by Patrick being so close to the camera.