Graham Stack  has written and produced hit records for many artists including a singer who relinquished her American what?
Graham Stack (record producer) Graham Stack is an English born record producer and songwriter who has written and produced hit records for many artists including James Arthur, JLS, Kylie Minoque, Take That, LeAnn Rimes, Tina Turner, Girls Aloud, Atomic Kitten, Steps, Westlife, Donna Summer, Rod Stewart, Il Divo and Natalie Cole Natalie Cole.
List of songs recorded by Leona Lewis Leona Lewis is a British singer, songwriter and vocal producer. She has recorded material for a demo album, three studio albums and an EP. She has also collaborated with other artists for duets and featured songs on other artists' albums, charity singles and soundtracks. Before winning the third series of the UK version of "The X Factor", Lewis recorded a demo album entitled "Best Kept Secret" in 2004 and 2005, which was licensed by UEG Entertainment but not released. UEG spent approximately GB£ on the singer's recording and production, but the demo failed to gain interest from record labels or executives. It was released by UEG in 2009, who claimed that they had the rights to the album, though Lewis revealed she had never signed a contract that stated "Best Kept Secret" could possibly be released.