Hard Quiz: Season 9, Episode 12

9 - 12: When Harry Met Sally, Sir Douglas Mawson, The Real Housewives of Melbourne & Curling

Four know-it-alls try to get their hands on Tom Gleeson's Big Brass Mug, but which eclectic topic will win the day: When Harry Met Sally; Sir Douglas Mawson, the Real Housewives of Melbourne, or the sport of curling?