Duck Quacks Don't Echo Season 2 Episode 2 - Holly Willoughby, Dara Ó Briain, Hugh Dennis

watch online Duck Quacks Don't Echo

Synopsis: Can dogs catch yawns from humans? Is it possible to sneeze with your eyes open? And do duck quacks indeed echo? Luckily, Lee Mack’s on hand to answer thes…

Air Date: September 8, 2014

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