The descriptor brunette cheerleader refers to a non-named recurring background character once seen among a group of 3 cheerleaders. They were Charlene (who also has brown hair) and a red-haired girl called turtle girl on this wiki based on the pet she is observed with.
She usually wears a yellow shirt.
She is in the crowd outside Coop's house.
She is dressed as a cat and gets candy from Burt.
In class she is sitting to Estelle's right, on the lower-left portion of the screen.