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 MCM Buzz at MCM Expo London Comic Con October 2013: Cosplay, MCM Buzz at MCM Expo Manchester Comic Con July 2013: Cosplay, MCM Buzz at MCM Expo London Comic Con May 2013: Commercial Video