Jonnie Irwin's cancer battle 'makes me take stock of things' says co-star

Jonnie Irwin beams as he films new TV show amid cancer battle: 'So good to be back'

Jonnie Irwin reveals his 'angel' wife's sweet daily gesture for him amid cancer battle

Jonnie Irwin confirms his return to TV amid terminal cancer battle - as elated fans say he is 'back where he belongs'