Duck Quacks Don't Echo – Season 1, Episode 8

AO Who has the best fact? Host Lee Mack is joined by a new panel of celebrities and personalities all prepared to go to great lengths to prove their fact is top notch.

PGR A test to see if attraction impairs speech abilities. Also: examining whether red hair affects pain tolerance; using vacuum cleaners to climb walls; and making music with bananas.

PGR The guys test whether fear affects foot temperature. Also: dance experiments; a look at coconut water as a possible substitute for blood plasma.

PGR Tonight, stand-up comedian Lee Mack and guests prove dogs copy human yawns, and if women remember directions better.

AO There's more truth to the saying "getting cold feet," and Tom proves how.

G Comedy entertainment show about amazing facts and trivia. In this weeks show our host, Lee Mack is joined by, Freddie Flintoff, Mel Giedroyc & Johnny Vegas who bring with them an incredible fact each.

PGR In this week's show our host, Lee Mack is joined by, Hugh Dennis, Holly Willoughby, and Dara Briain, who bring with them an incredible fact each. But who has the best fact?

PGR Contrary to popular belief, are you able to sneeze with your eyes open? Find out as host Lee Mack and celebrity guests put this and other crazy theories to the test.

AO Can bubble wrap protect a person from a lengthy fall? Find out as host Lee Mack and guests, Sir Terry Wogan, Jimmy Carr and Carol Vorderman, put crazy theories to the test.

AO Tonight, stand-up comedian Lee Mack and guests try to figure out whether women are better at multi-tasking than men, and if scratching is contagious.