Diary of Greg Heffley's Best Friend

Diary of Greg Heffley's Best Friend is a 112 paged book-preview to Diary of an Awesome Friendly Kid: Rowley Jefferson's Journal. It is the first book to feature the Wimpy World from Rowley Jefferson's perspective.

Characters

 * Rowley Jefferson (Main character and protagonist)
 * Greg Heffley (Main antagonist)
 * Susan Heffley
 * Linda Jefferson
 * Frank Heffley
 * Robert Jefferson
 * Manny Heffley
 * Rodrick Heffley
 * Tevin Larkin
 * Joseph O'Rourke
 * Grandpa Jefferson
 * Carrots
 * O'Rourke's Dog
 * Unidentified Teenagers

Trivia

 * The book might be non-canon because several things are changed in Diary of an Awesome Friendly Kid.