Shelly is a minor character that appeared in the first book and the first film. She makes a brief cameo during the opening scene in the second film. She also has a cameo at the beginning of the first book and in the online book.
- Shelly is played by Samantha Page in the film adaptations of Diary of a Wimpy Kid and Diary of a Wimpy Kid: Rodrick Rules.
- In the book, Shelly has dark hair and has a cameo, but in the movie she has blonde hair and has a much bigger role than the books.
- She appears in the first movie to be one of Bryce Anderson`s girlfriends.
- Diary of a Wimpy Kid Online (first appearance)
- Diary of a Wimpy Kid (first book appearance)
- Diary of a Wimpy Kid (film)
- Diary of a Wimpy Kid: Rodrick Rules (film) (cameo)