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 (Adam Levine) Lost Stars - Sungha Jung (ukulele), (Frozen OST) Let It Go -- Sungha Jung (Ukulele Ver), (Michel Haumont) Mr. Picking - Michel Haumont & Sungha Jung