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 the Musical Caboose along the track for hours of fun!