It's a rare, exciting occasion for the country! And Ariel & Bex are right in the centre of the action, designing a wedding dress made out of...rope. Yes, Ariel's designs are already on catwalks across the globe, but now the pressure's really on, to tie a design onto Bex's gorgeous, tanned curves and to hit the world stage with a stunner of an outfit. And nothing, nothing must be left to chance...