A waitress seen serving a cop coffee before becoming victim of town-wide mind control was seen earlier attending Parents Day so she would be the mother of the turtle girl. She is also seen in Kat to the Future Part 2 being walked on a leash.
Season 1
Hack Kattack
She is sitting with Mister Dubowski and her son while her daughter hangs with the Brunette cheerleader
Season 2
Rhymes with Coop
Hanging with a girl with bangs resembling Violet Parr
Kat to the Future Part 1
On lower left, cheering for her daughter Turtle girl first in game then as cheerleader