Christine McGuinness looked radiant as she arrived on the red carpet at the Together for Short Lives Ball on Monday evening.The star arrived at the celeb-studded event held in JW Marriott Grosvenor House Hotel, central London, to help raise vital funds for the UK's 99,000 seriously ill kids and their families, wearing a sensational black strapless dress. In an exclusive chat with OK! she revealed the real reason she's still living at home with her ex-husband Paddy McGuinness. She said: "Most people expect divorce to be really awful - and it is - it's sad and heartbreaking because we're a family but that doesn't end.