Big & Rich Is An American Country Music Duo Composed Of Big Kenny And John Rich. Both Members Alternate As Lead Vocalists And Play Rhythm Guitar. Rich Was A Founding Member Of The Country Music Band Lonestar And Later A Solo Artist For BNA Records While Kenny Was Formerly A Solo Artist On Hollywood Records. rior To Big & Rich's Foundation John Rich Was A Founding Member Of The Band Texassee Which Later Became Lonestar.