After working on herself over the last few months, Gemma Collins has proudly flaunted her slimmed-down figure while out and about with a mystery man.The blonde beauty, who previously posed in a swimsuit, was spotted out in Mayfair, London, on Saturday as she walked arm-in-arm with the man in question.The pair seemed happy to be in one another's company as she snuggled up to him as they made their way to a brunch spot.