Principal of Oakbridge High during seasons two and three, who was Mark's sister's best friend and his babysitter as a young kid; though it seemed to Mark that P.J. was tough on him, it was revealed later in season three that she was tough on him because she saw the potential in him to be a great teacher (Seasons 2–3).
Appearances
Hangin' with Mr. Cooper
Main cast, played by Nell Carter
- Episode 2x05: Free at Last (Oct 22, 1993)
- Episode 3x06: Mo' Money (Oct 28, 1994)