"You should have helped me with my homework, Rudy."
- Penny Sanchez
Penny Sanchez is the deuteragonist and the love interest of Rudy from the Nickelodeon TV show, ChalkZone. She helps Rudy go to ChalkZone with him. She has the same age as Rudy. She is voiced by Hynden Walch, who also voiced Princess Bubblegum from Adventure Time, and Starfire from Teen Titans.