Gemma Collins has wowed fans by showing off her four stone weight loss in a stunning pair of zebra print trousers.The 40 year old took to Instagram on Wednesday to flaunt her slimmer waist in a post to her 2.2million followers. Former The Only Way Is Essex star Gemma flaunted her derrière in the snap, taken in her perfectly white kitchen with a colourful vase of flowers proudly on display.