#6. Zach Galifianakis
What an amazing, yet surprising transformation for Zach Galifianakis. Galifianakis started losing weight back in 2013 after he stopped drinking, changed to a healthy diet, walked alot and the weight continues to come off. In 2014 people started to notice Galifianakis’ dramatic weight loss at the Birdman Premiere in New York City and at the SAG Awards in 2015. Many fans and celebrities congratulate Galifianakis for staying committed and reaching his goal.