The first one is old, but still good. Download if you haven't heard it before.
http://www.konamityo.com/gra5/down/GV_stage1s.wma
http://www.konamityo.com/gra5/down/GV_stage_sec.wma
http://www.konamityo.com/gra5/down/GV_stage1s.wma
http://www.konamityo.com/gra5/down/GV_stage_sec.wma