http://d.hatena.ne.jp/video/niconico/sm7735280
(It is hosted in Nico Nico Video, which requires (free) sign-up to view video. d.hatena.ne.jp is a way to get around and watch NicoNicoVideo without signing-up. )
Sh*t I misspelled “welcome” at the end 
that must of taken a lot of work applause
what is the song about?