A long time ago a version of the Super Mario Bros. theme was floating around on the internet (long before YouTube) that has a Japanese guitarist playing the main theme, the underworld theme and both the Flower Power and coin sounds. I thought that was amazing. And it was.
Now take a look at these two by Zack Kim:
Super Mario Bros. on an 11 string bass...
Super Mario Bros. on bottles with an RC car…
Super Mario Bros. 2 accompanied by the drums… (This one is rad…)