Scrapyard Dog Game System: Atari 2600/7800 Cheat Category: Cheat Game Company: Unknown Game Category: Unknown Hint, Cheat, Walkthrough:   Scrapyard Dog ============= The left (difficulty) switch toggles background music. To jump the large gap in world 2-3, jump up onto the middle sewer pipe and then onto the pipe on the left. Walk to the leftmost edge of this pipe and then run to the right. Continue running until you reach the edge of the third (lowest pipe) in the sequence and then press the jump button. This should send Louie sailing over the sludge!