Video clips
The Graham Norton Show - Alan Davies and his overinflated lilo
Alan Davies remembers being a child when his father overinflated a lilo and it exploded.
QI - Practical Jokes
The panel try out some vintage practical jokes.
QI - Stephen Fry pops balloons with a laser pen
Stephen Fry demonstrates how a laser pen can pop balloons. Alan Davies thinks he's spotted something racist.
QI - Stealing a bike
Alan has trouble concentrating and is confused when he hears someone was lynched for the most peculiar reason.
QI - Square Bubbles
Stephen demonstrates the possibility of a square bubble.
QI - Hydrophobic Sand
Stephen conducts an interesting experiment with sand and water.