John Rzeznik and Burton Cummings, have which mutual occupations?
John Rzeznik: John Joseph Theodore Rzeznik ( ; born December 5, 1965) is an American musician, singer-songwriter, and producer. Burton Cummings: Burton Lorne Cummings, {'1': ", '2': ", '3': ", '4': "} (born December 31, 1947) is a Canadian musician, singer and songwriter.
musician, singer and songwriter