Nicola Roberts was a pale, shy, gangly, 16-year-old redhead when she was plucked
from a tough Liverpool council estate to perform live on Popstars: The Rivals,
the nation's biggest TV talent show (and precursor to X Factor) in 2002. A few
months later she was selected by public vote to become one fifth of Girls Aloud,
and Nicola was on her way to four UK Number 1 singles and a string of huge hits
as the band became Britain's most successful girl group since the Spice Girls.
When the group went on hiatus in 2009, Nicola turned to some of the most
esteemed producers in the world, i...