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 Song #32 "Jingle Bell Rock" (Ukulele Cover), Song #22 "Sunburn" by Owl City (Acoustic Cover), Song #81 "Winnie the Pooh Theme Song" (Acoustic Cover)