~K-On! Genderbender link (w/ downloads to songs)~
http://metanorn.kokidokom.net/2009/05...OP for K-On genderswapped and sung by their male counterparts (using Audacity). Enjoy~
Here are their genderbent names:
Yui = Yuu
Mio = Mikio
Ritsu = Rikku
Tsumugi = Tsumuji