Duck Quacks Don't Echo — Episode 6: Bob Mortimer, Alex Brooker, Claudia Winkleman

You are watching the episode Bob Mortimer, Alex Brooker, Claudia Winkleman Lee Mack hosts the comedy panel game, with comedian Bob Mortimer, The Last Leg's Alex Brooker and Strictly Come Dancing host Claudia Winkleman revealing their favourite facts and trying to find if they are scientifically accurate.