This dynamic bestselling author/illustrator duo captures the ups and downs of everyday life in this chapter book offering fun and perfectly narrated short stories-for kids who can already read, like the Great One, or for kids who are learning to read, like the Pain. Friend or Fiend? is the fourth book in a quartet of hilarious and warm-hearted stories that showcase the joys, the fun, and the frustrations of sibling rivalry and devotion, as seen through the eyes of those sassy siblings, the Pain and the Great One.

What's the difference between a friend and a fiend? The Pain and the Great One are about to find out!

Jake is so embarrassed by a reading circle blunder, he vows never to speak in class again. Abigail believes she can no longer trust one of her best friends. And on the perfect snow day, who rescues Jake when someone jumps on him and washes his face in snow? Finally, Jake and Abigail decide to plan a birthday party to celebrate the date when their beloved cat Fluzzy first became part of their family. But only Fluzzy knows what really happened on that dark and stormy night a year ago. And he's not telling-or is he?