Will was taken aback by gossip that Victoria Beckham was a particular fan of his.
"I find it hard to believe that celebrities even watch Pop Idol," he said. "I'd have thought they'd be doing far more famous-type things!"
Zoe assured CBBC Newsround Online that if she wins she'll be keeping her feet firmly on the ground with the help of her family. She confessed to speaking to her mum on her mobile every half an hour!
CBBC Newsround Online will be bringing you more goss from the press conference later today