In between Adam Gontier and Andy Childs who's highest charting single is "Simple Life"?
Adam Gontier: Adam Wade Gontier (born May 25, 1978) is a Canadian singer, songwriter and musician. Andy Childs: Andy Childs (born December 7, 1962 in Memphis, Tennessee) is an American country music singer-songwriter. Andy Childs:  His highest charting single, "Simple Life," peaked at No. 61 in 1994.
Andy Childs