Now you're going to have a music career." Douglas was followed by Arthur who attempted to seduce the female judges by dancing up against them during his rendition of Marvin Gaye's Let's Get It On.
Europe has been a place of battles and political intrigue for centuries.
Douglas was accompanied by a choir as he sang his soulful take on Let It Be by the Beatles before Arthur sang Impossible.
Judge Tulisa Contostavlos, who admitted she was rooting for Arthur to win, told him: "From the second I saw you perform I got you. "You've been to the depths in life, the deep, dark depths and you've come out.
It is the first time for years that the Saturday-night final of the ITV1 show has been beaten by the BBC1 dance contest, with last night’s show trailing by 1.3 million viewers.
It is all the more embarrassing for X Factor chiefs because Strictly is still two weeks away from its own final.