It's Only a Theory S01E02 - Episode 2

Comedians Andy Hamilton and Reginald D Hunter host a series in which qualified professionals and experts submit their theories about life, the universe and everything for examination by a panel of Hamilton, Hunter and a guest celebrity, who then make a final decision on whether the theory is worth keeping.

The guest celebrity is broadcaster and journalist Martha Kearney and the experts are Professor David Crystal, John Man and Dr Kathleen Richardson.