Sandi looks at queens with Alan Davies, Colin Lane, Sarah Millican and David Mitchell.

Sandi looks at quantity and quality with Joe Lycett, James Acaster and Bridget Christie.

Sandi looks at quantity and quality with Joe Lycett, James Acaster and Bridget Christie.

A selection of the best moments from the Q series of QI, hosted by Sandi Toksvig.

Another selection of the best moments from the Q series of QI, hosted by Sandi Toksvig.

Sandi Toksvig politely requests your company for a rather rude episode of QI, with Alan Davies, John Barrowman, Aisling Bea and Phill Jupitus.

Sandi Toksvig looks at ruffs and red things with Alan Davies, Tom Allen, Susan Calman and Zoe Lyons.

Sandi Toksvig gets railroaded into a road- and rail-themed episode of QI, with Alan Davies, Aisling Bea, Cally Beaton and Holly Walsh.

Sandi Toksvig invites viewers to join her in the QI restaurant, with Alan Davies, Phill Jupitus, Sara Pascoe and Mark Watson.

Sandi Toksvig talks rubbish with Alan Davies, Bridget Christie, Johnny Vegas and Holly Walsh.

Sandi Toksvig hosts an absolutely ridiculous episode of QI, with Alan Davies, Maisie Adam, David Mitchell and Holly Walsh.