© Getty BOREHAMWOOD, ENGLAND - NOVEMBER 16: Rochelle and Marvin Humes pose for a portrait backstage at BBC Children In Need's 2018 appeal night at Elstree Studios on November 16, 2018 in Borehamwood, England. (Photo by Dave J Hogan/Dave J Hogan/Getty Images) and are doing their bit to cheer up couples who have had to cancel or postpone their weddings by launching a money-can't-buy competition.