It's a brand new Battle of the Duds! Tom Gleeson invites four failed former contestants to humiliate themselves again. Vying for the Big Brass Dud Mug are experts in bones, Kim Kardashian, NASCAR and The Sopranos.

Hard Quiz puts four self-nominated experts under Tom Gleeson's merciless microscope. This week's topics are actor Gene Wilder, drag queen Trixie Mattel, coral and tennis champ Rafael Nadal!