Episode Title:
Den and Dart.
Episode Description:
Den and Dart don't like working apart from each other, but when Mavis has an accident with the Troublesome Trucks, and is sent to the Dieselworks with Thomas to be repaired again, Den is sent to take her place at Ffarquhar Quarry, but Den has a hard time with the Troublesome Trucks who were giving him a hard time and teasing him somehow. Toby and Henrietta had to help out poor Den with the Troublesome Trucks while Mavis helps Dart out with his problem of missing Den.
