Marydike Test (voiced by June Foray) was Johnny's sister, Susan's best friend, and Hugh and Lila's daughter.
Mary was seen wearing a light gray jacket, a yellow shirt, glasses, a light blue moon shaped barrette, navy blue pants, and green hi top shoes. She has red hair she has greenish blue eyes.
- Babs Bunny (Tiny Toon Adventures).
- Dot Warner (Animaniacs).
- Gosalyn (Darkwing Duck).
- Anne Marie (All Dogs Go To Heaven).
- Jenny Foxworth (Oliver And Company).
- Penny (Kingdom Hearts).
- Daisy Duck (Mickey Mouse).
- Robyn Starling (JT The Movie).
- Shanti (The Jungle Book).