By Matthew Gormley @MatthewPGormley When Piers Morgan first joined Good Morning Britain back in 2015, everything changed. In its first 18 months on air, with Ben Shephard and Susanna Reid at the helm, it was another ailing attempt by ITV at trying to recapture the magic of GMTV in its glory days. Two incarnations of the predecessor Daybreak barley managed four years between them and, in its first 18 months on air, GMB’s ratings were even lower. Then, along came Piers.