James 'Arg' Argent beams as he shows off his incredible 9.5 stone weight loss in a baggy shirt

Rebel Wilson shows off her 30kg weight loss in a white tennis outfit in birthday throwbacks

Britney Spears marvels at her recent weight loss as she shows off her toned torso in dance video

Jessica Simpson hits the gym and is 'determined to not let myself down' after 100-pound weight loss