Question: Who did background vocals and co-wrote "Best Days of Your Life"?
Sentence (from "Restless Heart"): The band's longest-lasting lineup has consisted of Larry Stewart (lead vocals), John Dittrich (drums, background vocals), Paul Gregg (bass guitar, background vocals), Dave Innis (piano, keyboards, rhythm guitar, background vocals), and Greg Jennings (lead guitar, mandolin, background vocals).
Relevant evidence: No