Every year there's a fight for the Christmas number one top spot. But, forget Mariah and Bublé - this year there's a new contender hoping to dominate the charts. A group of disabled dogs, along with their owners, have released a new festive single called 'A Wheelie Good Christmas' to raise funds for 'Pumpkin and Friends’ - a charity which provides support for disabled animals across the UK. We’re joined by three stars of the music video, Pumpkin the Westie, Chester the Cavapoo and Sergio the