【参考音源】 コンディション: VG リリース：2001 レーベル : EW A1 Keep It G.A.N.G.S.T.A. (Amended Album Version) A2 Keep It G.A.N.G.S.T.A. (Amended Remix) A3 Keep It G.A.N.G.S.T.A. (Amended Remix) A4 Keep It G.A.N.G.S.T.A. (Amended Acapella) B1 Keep It G.A.N.G.S.T.A. (Album Version) B2 Keep It G.A.N.G.S.T.A. (Remix) B3 Keep It G.A.N.G.S.T.A. (Remix) B4 Keep It G.A.N.G.S.T.A. (Instrumental)