In this book, Jock finds that on more than one occasion he and his rival Bob have to work together to help rescue stranded cars and lorries.
As Jock goes about his work, Henry waits patiently back at the yard for John to bring him cars to crush ready for recycling.
The book helps to promote working together to solve problems whilst touching on elements of road safety and raises an awareness of the world of the motor car.
While searching for a playmate, a little red balloon meets several interesting creatures who teach him of their lifestyles, but none have time to play. Will he ever find a playmate?