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Josh Widdicombe and James Acaster ask more celebrities to delve into the depths of improbability - their guests this time are Richard Ayoade, Guz Khan, Maisie Adam and Chloe Petts.

Josh Widdicombe and James Acaster challenge more celebrities to embrace the absurd - their guests this time are Dara O Briain, Roisin Conaty, Phil Wang and Ninia Benjamin.

Josh Widdicombe and James Acaster host as more celebrities attempt to put the unreal into reality - their guests this time are Bill Bailey, Jo Brand, Harriet Kemsley and Darren Harriott.

Josh Widdicombe and James Acaster present another round of scenarios we may or may not like to see - their guests this time are Jack Dee, Guz Khan, Suzi Ruffell and Rose Johnson.

Josh Widdicombe and James Acaster host more celebs tasked with making the absurd plausible - their guests this time are Frank Skinner, Rosie Jones, Jon Richardson and Esther Manito.

Josh Widdicombe and James Acaster welcome more celebrities to the realm of the (im)possible - their guests this time are Liza Tarbuck, Judi Love, Josh Pugh and Amy Gledhill.

Josh Widdicombe and James Acaster challenge more celebrities to square the theoretical circle - their guests this time are Ross Noble, Lou Sanders, Angela Barnes and Sunil Patel.

Josh Widdicombe and James Acaster are joined by Victoria Coren-Mitchell, Rosie Jones, Isy Suttie and Toussaint Douglass to test more theoretically absurd scenarios.