This episode brings together four contestants with four expert topics and puts them all under Tom Gleeson's merciless microscope. Topics include: the First Persian Empire, the Wiggles, TV show Scrubs, and Guinness.
Tonight Joh meets two-time Olympian Jo Brigden-Jones. Ed’s got a recipe for a traditional Neapolitan pizza with homemade dough and sauce. Dr Harry meets Walter, a cute but aggressive Groodle.
It's treasure hunt time! Teams must find items around Auckland and buy them for as cheaply as possible in a race against time. A nail-biting finish leaves the losing team fighting for survival.
Our top three mystery celebrities break into their final songs. Who will take home New Zealand's first Masked Singer trophy? Can you guess who is behind the final mask?