Tom Gleeson has hard questions on revolutionary Leon Trotsky, film franchise 'The Fast and the Furious', fun fruit, bananas, and that ball of burning gas, the sun.

To win Tom Gleeson's Big Brass Mug, four experts are grilled on their knowledge of cartoon critter Bugs Bunny, collectible card game Magic: The Gathering, AFL footy club St Kilda and classic novel To Kill a Mockingbird.