Send us Fan Mail Bert Mohan - still whistling after all these years Some thought Tyrone referee Bert Mohan and Martin Mohan were two different people. 'They' are indeed one-and-the-same, and in this podcast, Bert explains how he attained the name.. Bert!.. it goes back to the 1970s! Thirty years a GAA whistler, that includes taking charge of three senior club finals, he recalls an approach on Scotch Street in Dungannon that started it all off. That was shortly after he thought he'...