Bye George! is the seventh episode ever made in Season 5.
Percy takes George to a construction site where he is needed to flatten some ground, but when he comes to a crossing, George deliberately tarmacs the rails. Thomas soon runs through, derails, and runs into a barn. Later, George is working in a station yard when Duck arrives with some trucks, but George is blocking the way and a truck is still on the main line. Before Gordon and the express can be alerted, Gordon rushes through and hits the truck. When the Fat Controller hears, he sends George to the timber mill to learn manners.
- When Percy passes through the fishing village, his train gains a brakevan.