Posey is best known for her performance as the precocious "Kady Kyle" on the ABC sitcom My Wife and Kids.
Posey resides in Los Angeles with her mother, Heather Stone. She keeps her middle name professionally so as not to be confused with actress Parker Posey.
Posey has 3 half-siblings, 2 brothers, Khari & Jake and a sister named Dilynne.
She appeared in Macy Gray's video Sweet Baby. She appeared in the movie Alice Upside Down with Alyson Stoner and Lucas Grabeel.