Each episode sees three junior geniuses (the Tiny Big Brains) paired with three different comics who try their best not to scupper the Tiny Big Brains’ chances of victory!
Comedians taking part in the first three episodes include Maisie Adam, Lucy Beaumont, Fatiha El-Ghorri, Ivo Graham, Guz Khan, Johnny Vegas, Tim Vine, Phil Wang and Sophie Willan, with Jack bringing his favourites back for the final in episode four.