videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Super Mario 64 End credits/staff roll song on keyboard (piano), Myles ~ Super Mario 64 - Accelerating Metal Cap, Myles ~ Mario Kart 64 - Moo Moo Farm 150CC 3lap 1'12"55