Gemma Collins has been photographed showing off her three stone weight loss as she arrived at The Dorchester Hotel on Friday 25 June.The 40 year old, who recently installed an incredible sequin wall in her garden, was seen dressed in a flowing white midi dress, which she paired with a matching floral-themed Gucci bomber jacket that hugged her waistline.The former TOWIE star paired the outfit with some chunky sandals and she accessorised with a light blue quilted Chanel handbag with a chain