Introducing our Musical Caboose Wooden Railway Engine! In the world of Thomas and Friends Sir Topham Hatt rides around in a musical caboose. Just press the roof to hear the Thomas & Friends theme song. Our Musical Caboose Wooden Railway Engine works great with any Thomas and Friends Wooden Railway set and provides endless hours of play! Contains easy-to-use magnet connectors that connect to other engines. Push Luke along the track for hours of fun!