Double Trouble is the 1st episode of season 2, it was narrated by George Carlin.
Thomas boasts that blue is the proper color for an engine, but later on his paintwork is accidentally coal-dusted by Percy and his freight cars, loading up near the coal hopper. Percy laughs at Thomas' misfortune which make Thomas cross, believing that Percy ruined his paint on purpose. However, the following day, Percy receives his comeuppance when his brakes fail and he crashes through unsafe buffers, ending up wheel-deep in a coal pile. Thomas has the last laugh, but that night the two friends make up and promise to be more careful with coal.