Special anniversary fundraiser for Magherafelt's little 'Incredible Hulk' Four-year-old Ollie Higgins passed away in 2019 after a year-long battle with cancer. Reporter: '); '); A County Derry company has launched a 20th anniversary fundraiser in memory of their directors' grandson. Ollie Higgins, grandson of Essential Design Group directors Oliver and Mandy Higgins, passed away in July 2019 after a year-long battle with a sarcoma cancer of the diaphragm. A number of the Castledawson company's employees have now launched an initiative to raise funds for Clic Sargent and the Children's Canc...