Who Has The Dirtiest Underpants? | QI

Follow QI on Twitter ▶   / qikipedia   Follow QI on TikTok ▶   / theqielves   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 P, Episode 8, 'Plants' with Sandi Toksvig, Alan Davies, Stephen K. Amos, Jason Manford and Sara Pascoe.