Tom Mann has opened up about missing his late fiancée in a heartbreaking Instagram post.The former X Factor star's fiancée Danielle Hampson died suddenly in June on what was meant to be their wedding day. She was 34 and her cause of death has not been revealed yet.Taking to his Instagram stories, Tom, 28, described how much he is missing Danielle as he shared a photo of her drinking a cocktail. He then wrote: "My everyday person, it's so lonely without you.