The Amazing World of Gumball - Season 3 Episode 20 The Shell
Gumball inadvertently cracks open Penny's shell, and discovers who she really is inside...
- Genre: Animation, Family, Sci-Fi & Fantasy, Comedy
- Studio: Cartoon Network
- Keyword: cartoon cat, absurd, antagonistic, ridiculous, vibrant
- Cast: Nicolas Cantu, Christian J. Simon, Dan Russell, Teresa Gallagher, Kyla Rae Kowalewski, Sandra Dickinson
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