Follow QI on Twitter ▶ / qikipedia
Follow QI on Facebook ▶ / officialqi
Follow QI on Instagram ▶ / theqielves
Subscribe on YouTube ▶ / theqielves
For more visit ▶ http://qi.com
This clip is from QI Series M, Episode 7, 'Middle Muddle' with Stephen Fry, Alan Davies, Aisling Bea, Danny Bhoy and Jimmy Carr.