London June 12 (ANI): Imogen Thomas who welcomed her first daughter Ariana in March with city trader beau Adam Horsley has admitted that even though she has lost three stone since the delivery the process wasn't that easy. The former reality star told Now magazine that when she saw pictures of herself she was the biggest she had ever been the Mirror reported. She said that she wanted to get the pregnancy weight off but there's added pressure when one is being photographed. The former 'Big Brother' contestant asserted that she had been modelling for years and just wanted to