[youtube] Extracting URL: LYMrns9f3hs
[youtube] LYMrns9f3hs: Downloading webpage
[youtube] LYMrns9f3hs: Downloading ios player API JSON
[youtube] LYMrns9f3hs: Downloading mweb player API JSON
[youtube] LYMrns9f3hs: Downloading player e7567ecf
[youtube] LYMrns9f3hs: Downloading m3u8 information
[youtube] Downloading comment section API JSON
[info] LYMrns9f3hs: Downloading 1 format(s): 136+251
[info] Writing video metadata as JSON to: mlp_Double_Rainboom_Ending_Theme_Song_~_EileMonty_Emi_Cover_for_1_hour-Mlpsisters_Pony-20130807-youtube-1280x720-LYMrns9f3hs.info.json