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!
The Partners actress (and pal Leslie Bibb) was all smiles at the Opening Ceremony for the 28th Annual AIDS WALK LA benefiting AIDS project in Los Angeles.
Credit: Todd Williamson/Invision/AP