Nadine says Girls Aloud could be back as a four-piece for their 20th anniversary next year.
The actress and model has been giving contestant Caroline Quentin advice about appearing on the show.
'I'm A Celeb' has become iconic for its shower scenes but Nadine Coyle thought it was a strange experience.
Girls Aloud members deny The Sun's claims they formed Whatsapp group to influence Bushtucker Trial votes
Caitlyn Jenner, Nadine Coyle, Kate Garraway and Ian Wright MBE are among those heading into the jungle to face the Bushtucker trials.