 Good Morning Britain presenter Susanna presents the ITV morning show from Monday to Wednesday, with Kate Garraway taking over the end-of-the-week duties. At the moment the pair have no permanent co-presenter, with Richard Madley, Martin Lewis, Ben Shepherd and Ed Balls often standing in. Former permanent GMB presenter Piers Morgan walked off live on air ... Naga Munchetty makes subtle dig at rival Good Morning Britain... 