That's So Sonny is the fifteenth episode of the second season of the Disney Channel series Sonny with a Chance and the thirty-sixth episode overall. It is written by Dava Savel and directed by Eric Dean Seaton.
- Demi Lovato as Sonny Munroe
- Tiffany Thornton as Tawni Hart
- Sterling Knight as Chad Dylan Cooper
- Brandon Mychal Smith as Nico Harris
- Doug Brochu as Grady Mitchell
- Allisyn Ashley Arm as Zora Lancaster (credit only)