Thomas & Friends Season 6 Episode 14 Middle Engine Episode Title:Middle Engine.Episode Description:When Percy goes to the smelters to pick up coal to take to the coaling plant, Arry and Bert play a trick on him by putting him in the middle of the train. This leads to Henry inadvertently and unknowingly pushing Percy onto the loading ramp, and Sir Topham Hatt scolds Percy for this, not believing what 'Arry and Bert did to him. James is convinced that he can outsmart the diesels, so he does Percy's run to the smelters the next day, but gets made a middle engine by Arry and Bert as well. The Fat Controller sends Percy to pick up James and bring him and his goods train to the docks, much to James' embarrassment.