The time travel episode

In episode 4 of season 6 Thomas and Nico try to see how fast the Scotsman could really go. So they filled the spaceship with real marijuana, causing the spaceship to go faster then light. Everything was normal until they went back to earth they crashed into a iceberg and were recused by a cruse ship near by, sadly leaving the Scotsman in the ice. Thomas and Nico Thought everything was okay until they see a lifesaver that said “Titanic”!?! Thomas realize when they went the speed of light they must’ve broken the time stream causing them to be zap back in time. Thomas and Nico realized that they have to save the titanic to save the Scotsmans. But when they got the chances to save everyone it is revealed that Captain Smit is really Evil normal guy in disguise and he killed captain smith before he got on the boat. He quickly rammed the ship into the iceberg. In quick time Thomas and Nico saved themself by stealing Evil normal guy’s teleporting gameboy. The episode ended with Thomas and Nico Flying the Scotsman over the wreck as a montage of people panic on the desk of the ship as nearer my god to thee Plays in the background.