I don't really listen to girl groups as much as I listen to boy groups... And it usually takes me a little while to pick a bias, so I don't have as many as some. XD
2ne1 - CL/Bom 2PM - Chansung B2st - Kikwang B.A.P - Zelo Bigbang - Top/Daesung [so hard to pick a bias from Bigbang >___<] CNBlue - Jonghyun Epik High - Tablo Exo-K - Kai FT Island - Minhwan JYJ - Jaejoong MBLAQ - G.O [although I like Lee Joon, too] Shinee - Jonghyun/Key [really hard to pick a bias from Shinee, too lol] Super Junior - Siwon U-Kiss - Kevin
BIGBANG: all of them! Lol GD & DaeSung are my number ones though
Beast/b2st: YoSeob then JunHyung
MBLAQ: Mir!
2NE1: CL
NU'EST: MinHyun then Ren (because he'd make a great little sis bro
SHINee: JongHyun