I am a puddle of emotion after seeing this.
Marie Robinson of England lost her son Jack to brain cancer four years ago. On the anniversary of his death, as she woke up, she whispered aloud, asking her son to show her a sign that he is well and happy.
Later that day when she went to his grave, she says a red robin came to keep her company. It didn't seem to be afraid at all, landing on her foot and even perching on her fingers when she called it.
Grab the Kleenex before you watch this. <3