Join Thomas for an adventure on the Island of Sodor in this delightful new picture book! This action-packed story is filled with diggers, mud and lots of engine fun! Alfie the digger just wants to be a part of the team and help get Sodor ready for a big fair. But he is too little and nobody needs a digger. That is until Thomas gets himself stuck in the mud! Alfie must rush to the rescue to make sure Thomas gets to the fair on time.