Diary of an Awesome Friendly Kid: Rowley Jefferson’s Journal is a book written by Jeff Kinney. It is a spin-off of the Diary of a Wimpy Kid series and was published by Amulet Books in 2019. The book is written from the perspective of Greg Heffley’s best friend, Rowley Jefferson, who decides to write a biography of Greg. The book is a hilarious mess and offers readers a new way to look at the Wimpy world.