— Incidental 150, "Christmas Who?"
- In Employee of the Month (video game), she is named and labeled as Lisa.
She is a light olive green fish, with light orange and purple-striped fins, three dark olive-green spots on her forehead, with a light orange mouth, and wears a lavender-colored dress.
She is a patty monster with blonde hair tied into two pigtails, red lips, plum eyelids, and lavender fins.
She is colored light pink with dark red lips and spots on her cheeks. She wears a green dress with matching shoes and golden hexagon shaped earrings. She also has 3 eyelashes on each eye.
She is a 3D video game model of Incidental 150's winter wear model from "Christmas Who?" She wears a purple dress and scarf, a lavender shirt, and a violet, light purple, and dark purple hat with a lavender ball on the top. She also has pink lips, lacks her spots, and has 3 eyelashes on each eye.
Role in series
Incidental 150 has made many appearances throughout the series as a silent background character. There are a few episode where she has major/speaking roles.
She is one of the children that SpongeBob entertains as the Krabby Patty Burglar.
She appears as one of the kids forced to share a balloon at one of Pearl's past parties.
She is seen playing jump rope with a powdered wig on.
She is seen as a baby on the "Drive Safely" billboard that SpongeBob and Patrick crash through with Incidental 63 as her mother.
She appears as one of the little girls playing hopscotch while SpongeBob rushes to the Krusty Krab.
She appears as one of the kids that toss Squidward out the Krusty Krab window.
Her western variant is seen standing in the middle of Dead Eye Gulch right before SpongeBuck SquarePants' and Dead Eye Plankton's showdown was about to start, but a western Incidental 46 grabs her out of the way.
Patrick arrests her and Incidental 151 while posing as Barnacle Boy.
She is one of the kids playing on Mr. Krabs posing as a statue at the end of the episode.
She appears in a boatmobile with Incidental 106 during SpongeBob and Patrick's "game."
She appears at the Hall of Mirrors at Glove World! with Incidental 6 where they look at their reflection in a mirror and laugh, but the mirror then shatters and breaks and the two of them look down at the shattered mirror with disappointment.
Mr. Krabs tosses Krabby Patties right into her's and her family's faces.
She plays pin the tail on the donkey fish and pins the tail on Squidward’s behind. He then yells at her that he is not a donkey fish.
She is seen approving of the goo bubble on television.
Several multicolored Incidental 150s appear as guests at Billy's birthday party.
A pizza falls on her hair and the clams devour it off which makes her bald.
She is one of the many kids imprisoned in the Glove World! Jail.
Major roles in The Patrick Star Show
She chomps a drumstick from Walter the Waiter's hand during his song.
Major roles in games
She appears as the coat check girl of Sublime Seafoods.
- She is one of the few incidentals that has had a gender swap variant.