Jim's expert knowledge of skateboarding goes up against Amanda's research into Dr Maria Montessori, Nicole's digging into Duran Duran and Martin's eye on Stanley Kubrick, with scathing host Tom Gleeson.

Sherlock Holmes scholar Damien squares off against tropical cyclone enthusiast Steve and Foo Fighters fan Jacqui, while Darren is nutty for... knots? Only Tom Gleeson's #HardQuiz can sort out these eclectic experts!