dunno about CT Girls, but some time back got China Dolls with their H.N.Y. song both thai & chinese version also not bad. Prefer thai version ;p so China Dolls = CT Girls ?
think youtube still have lah
1 of the sample with iso 200 setting (shot of a girl) has exif showing iso 800, dunno edit exif or not but the full size pic looks ok leh, not much noise.