The presenters are crossing their fingers that the show will be held Down Under this year.
The actor wants lots of celebrity guests at his wedding so he can negotiate a higher fee from a magazine to feature the pictures.
The TV presenter has said sorry to fans who were concerned when he disappeared from the public eye for several months.
The 61-year-old TV presenter said 'You’re sort of mourning for something that didn’t happen and that’s very sad to do.'
The Liberty X singer is now sober after entering rehab earlier this year, but her body has been ravaged by alcohol abuse.