This QI фото contains
деловой костюм.
There might also be
костюм, костюм одежды, костюм тройка, три костюм, хорошо одетый человек, костюм, брючный костюм, and костюм брюки брючный костюм.
Many of the wonderful comedians and actors who have appeared on QI have their own pages here on Fanpop, and I thought it would be helpful to compile a Список of them all so that they are easier to find.