Rebel Wilson has been on a journey of health over the past year, and has been keeping her fans updated from the beginning.The Pitch Perfect star has been feeling more confident than ever as a result, and looked incredible in her latest photo posted on Instagram.MORE: Rebel Wilson stuns in figure-flattering outfit in stunning beach selfieThe 41-year-old shared a beautiful picture of herself dressed in a stylish zip-up form-fitting black dress, which cinched in at the waist to enhance her slim