Thomas & Friends: Thomas, Percy & the Dragon (1993)

Sinopsis

Boo!!! Have you ever had something scare you? On the Island of Sodor, even the bravest of engines sometimes get scared. Why take Percy - - he said that he's not scared of anything. What do you think? Help Thomas use the carnival Chinese Dragon to play a little joke on Percy. Meet Donald and Douglas, the Scottish twin engines, and watch as Edward proves that, even though he's old, he's still really useful. So make sure you're "Right on Time" for the next journey through the magical Island of Sodor.