Tony Hiller and Brotherhood of Man
The man behind Brotherhood of Man is one of the most prolific and successful songwriters in the UK.
Glen Phillips of Toad the Wet Sprocket
The "All I Want" singer went through a long depression, playing some shows when he didn't want to be alive.
Dave reveals the inspiration for "Feelin' Alright" and explains how the first song he ever wrote became the biggest hit for his band Traffic.
Janis Ian: Married in London, but not in New York
Can you be married in one country but not another? Only if you're part of a gay couple. One of the first famous singers to come out as a lesbian, Janis wrote a song about it.