Walsh told Hello magazine: "We had a meeting the other night and since then I've been beside myself with excitement because we've seen the final sketches of the stage and our outfits. It's going to be a spectacle.
"And it feels so easy! You get used to having the pressure on your own, so when you're back with everyone you're like, 'God this is a breeze'. I only have to do a few lines here and there and just enjoy it."
Kimberley's comments come after reports suggested that the girlband will split for good after their comeback jaunt, with an insider telling The Sun: "The girls have known all along that this would be the last time they would all work together."
Meanwhile, Supersonic PR have rubbish rumours linking Chezza and Co to represent the UK at the Eurovision Song Contest 2013, stating the story "isn't true" and that the claims are "so ridiculous."