What role within their respective bands did John Rzeznik and Marty Raybon share?
John Rzeznik: John Joseph Theodore Rzeznik ( ; born December 5, 1965) is an American musician, singer-songwriter, and producer. Marty Raybon: Marty Raybon (born December 8, 1959) is an American country music artist. Marty Raybon:  He is known primarily for his role as the lead singer of the band Shenandoah, a role which he held from 1985 to 1997, until he rejoined the band in 2014.
singer