Guy Chambers and Rufus Wainwright write a ballad
1 July 2011 Last updated at 11:10 BST
How do you write a pop ballad?
Canadian singer Rufus Wainwright joined chart-topping songwriter Guy Chambers in his studio to unravel the secrets of songwriting.
The three-part series Secrets of the Pop Song begins on BBC Two on Saturday 2 July at 2145 BST.