Bill Turnbull typically presents Classic FM's Pet Classics slot on Bonfire Night – a show dedicated to relaxing songs for pets during fireworks season – but this year's programmes will be hosted by Good Morning Britain star Charlotte Hawkins.SEE: Susanna Reid's co-host Bill Turnbull shares rare update on battle with terminal cancerThe news comes after Bill took the decision to step down from his role on Classic FM for "health reasons".