Calley, a shunting engine, is Dunbar's feisty assistant. She has her own set of service cars to perform her many different tasks. She loves to use her flashing yellow warning lights when she's out on an emergency and is like a big sister to the trainees. Her catchphrase is "Absotootly!" Chuggington Wooden Railway combines the charm of wooden train play with the exciting world of Chuggington! Easy-to-connect magnets are simple to connect to other vehicles. Chuggington Wooden Railway is compatible with other wooden track systems.