Grimsby tot, 3, fighting cancerous brain tumour after parents told he had viral infection Jett Ebbs, aged 3, has been diagnosed with a medulloblastoma brain tumour after first suffering symptoms in October 06:00, 22 FEB 2021 Jett underwent emergency chemotherapy last month and has sadly already lost his hair - but he doesn't seem to mind A three-year-old little boy who was repeatedly diagnosed with a viral infection is now battling a cancerous brain tumour. Jett Ebbs, from Grimsby, is currently undergoing gruelling chemotherapy and radiotherapy which has caused him to lose his lovely, blonde ...