She auditioned both for being a contestant on UK talent-search shows Fame Academy and Popstars: The Rivals and it was in the latter where she found fame, pulling out of Fame Academy after being accepted into the first round of Popstars.Harding also entered FHM's High Street Honeys 2002, the magazine's national beauty contest.Harding has recently finished filming Run for Your Wife in which she plays one of the wives of the lead character, John Smith. After three years of hiatus, Girls Aloud reunited in 2012 to celebrate their tenth anniversary together.The group released the single "Something New" in November, with proceeds being donated to Children in Need.The programme announced that Harding had won a place as a member of the girl group, Girls Aloud.
Ten girls and ten boys were chosen as finalists by judges Pete Waterman, Louis Walsh and Geri Halliwell.
Před soutěží pracovala jako servírka., operátorka nebo pizza girl. Jejím oblíbeným filmem je Goonies, oblíbenými herci Ben Affleck a Robert De Niro, oblíbenou herečkou je Angelina Jolie. Má ráda italskou, čínskou, španělskou a anglickou kuchyni, nemá ráda garnáty, zázvor a koriandr.
Její oblíbená čísla jsou 2 a 4, oblíbeným dnem je úterý.
Girls Aloud's collaborations with Brian Higgins and his songwriting and production team Xenomania earned the group critical acclaim, due to an innovative approach to mainstream pop music.
The group became one of the few UK reality television acts to achieve continued success, amassing a fortune of £30 million by May 2010.