Video clips
QI - Breast milk facts
Alan Davies, Josh Widdicombe, Tony Hawks and Aisling Bea talk about milking a goat and breast feeding.
QI - What would Jack Bauer sound like in London?
The panel discuss what Jack Bauer might sound like if he had to deal with London roadworks.
QI - Can animals make jokes?
Stephen Fry tells a joke about a parrot.
Monty Python's Best Bits (Mostly) - Extra Interviews
Eddie Izzard talks about how he wishes he was in Monty Python; Simon Pegg says he remembers watching them on TV with his dad; and Stephen Fry remembers repeating sketches in the playground.
QI - Guess the optical object
Alan Davies, Jo Brand, Josh Widdicombe and Phill Jupitus are shown old optical devices and have to guess their purpose.
QI - What was the charge for the world's first charity single?
The panel are played an ancient recording of a bugle playing the order for the doomed Charge of the Light Brigade.