Cute beginning chapter book about two friends, a boy named James and his beetle, Marvin. James is getting ready to go on vacation with his mom, and Marvin is sad to see his friend go. But Marvin ends up having his own adventure to keep him busy. However, when he hears that James is having fun and meeting new friends, Marvin gets worried he's being replaced. He learns the lesson that you can have fun but still be missed. This book will be great for mature 1st graders who are ready for chapter books and 2nd graders.