A woman has revealed how she saved her neighbour’s life but her kindness sparked a bitter rivalry – and now she has got revenge.

The Australian homeowner found her neighbour unconscious while mowing his lawn and promptly called an ambulance. Despite her heroic act, the man never thanked her, although his daughter did send a note saying: “Thanks for saving my daddy.”

The woman detailed the incident on Reddit, claiming: “I saw his mower tipped up and saw this purple man lying there. I dunked…