'I can’t even let myself think what another week without Jonnie will be like let alone another year another 10 years'
He marked his 50th birthday on Saturday
The beloved TV star wants to share his advice with other families suffering with cancer
The TV presenter said he had the 'best Father's Day ever'
'Some people in my position have bucket lists, but I just want us to do as much as we can as a family'
The star shared his health update on Wednesday afternoon
The dad-of-three had a huge birthday bash ahead of the milestone day