In this first programme, boxing champion Chris Eubank is tasked with memorising hundreds of facts about Jurassic dinosaurs, Strictly Come Dancing legend Len Goodman is given '90s American hip-hop to master, Love Island winner Amber Gill is assigned British birds, Naked Attraction presenter Anna Richardson is tasked with the solar system, while actress Nina Wadia must memorise the human skeleton.
Boxing champion Chris Eubank is tasked with William Shakespeare in the form of Hamlet's `To be, or not to be" soliloquy, ex-Strictly judge Len Goodman must memorise Churchill's `We shall fight on the beaches" speech, Love Island winner Amber Gill is assigned the life and lyrics of Mick Jagger, Naked Attraction presenter Anna Richardson has Jane Austen, while actor Nina Wadia is assigned Martin Luther King. The first contestant is knocked out after a quick-fire observation round leads to a dramatic tie-break.
The four semi-finalists must all overcome their number phobia, as they are faced with memorising number-heavy sequential lists of US Presidents, 1960s Number Ones, the Modern Summer Olympics and The Academy Awards - plus hundreds of associated facts, dates and statistics. With fingers on buzzers, another competitor is knocked out after a taxing rapid-recall numbers round.
The remaining celebs learn a foreign language in just one week, before the two finalists face the ultimate memory shoot out. With 60 seconds to memorise 25 items, who will Sandi crown as champion?
Gok Wan learns the periodic table. Valerie Singleton studies UK grime artists. And Joey Essex swats up on William the Conqueror. Whose memory comes out on top?