Putting their money where their mouths are! In addition to walking the red carpet and living the glamorous life, these celebrities, including Angelina Jolie, Lauren Conrad, and Matt Damon, are working hard to make the world a better place. Read up on their charities!
Magic Mike's sexy star stripped down to appear on an anti-fur billboard in Los Angeles in early 2012. "As a proud person of Chinese descent, it broke my heart to learn just how terribly animals suffer and die on Chinese fur farms and that there are no penalties for this abuse," Munn explains. Munn's ad follows that of Khloe Kardashian, Taraji P. Henson and Elisabetta Canalis, who have also participated in PETA's "I'd Rather Go Naked Than Wear Fur" campaign.