Girls Aloud by Louis Walsh until 2005 when Hilary Shaw replaced him. The new group competed with the boys' winning group, One True Voice to have 2002's Christmas number one single. Girls Aloud won the battle with their single "Sound of the Underground", produced by Brian Higgins and Xenomania. The song spent four consecutive weeks at number one and was certified platinum in March 2003. The song received critical acclaim; Alexis Petridis of "The Guardian" stated that "it proved a first: it was a reality pop record that didn't make you want to do physical harm to everyone involved in its manufacture".
Chemistry (Girls Aloud album) the last decade". In September 2006, the single followed in the footsteps of "No Good Advice" and "Wake Me Up" to become the winner of the Popjustice £20 Music Prize. Just four weeks after the release of "Biology", Girls Aloud released a cover of Dee C. Lee's "See the Day" in the race for Christmas number one. It became their lowest charting single at the time. The song won the Heart Award at the O2 Silver Clef Lunch, an annual awards honouring songwriting and performance in aid of Nordoff-Robbins Music Therapy. The final single from "Chemistry" was "Whole Lotta History",