Board Thread:Questions and Answers/@comment-2602:306:333F:7CD0:AD42:C620:D7B2:765E-20171120082803/@comment-2602:306:335F:200:B05E:4A63:5053:5821-20171120182033

The same thing happened to me but instead it was my whole Vocaloid playlist on Youtube. I don't know what happened to it just randomly disappeared :(