Those harmonic fives are the silly little key to making the coin noises.. now if someone kind hearted enough out there can find me the tab for when he eats mushrooms and when he goes into tubes..that would help SO much go to www.ebaumsworld.com and find mario guitar...i need to know.... Email me at Pilgram90@yahoo.com Thanks
https://lyrics.primanota.net/misc-computer-games/mario-underground-with-coins.htm