32 Amazing Celebrity Slimdowns! Jack Osbourne, Jennifer Hudson, Mariah Carey and More

See the before and after pics of Janet Jackson, Jennifer Hudson, Mariah Carey and many more!

By Jeanette Batur Oct 08, 2012 10:06 PMTags
Jennifer HudsonRosemary Goldhar/WireImage; Jason Kempin/Getty Images

Let's face it—staying in shape is tough stuff. Sure, celebs can hire a little help—but at the end of the day, they struggle with their weight the same way we do.

In fact, if you've ever seen a craft services table, you're well aware that food is just another thing that's overly abundant in Hollywood.

But thanks to stars like Kirstie Alley, Jennifer Hudson and Janet Jackson, who have spoken out about their weight loss journeys, we were cheering right along with them when they won the battle with the bulge. And plenty more stars have stepped out with slimmer figures and advice on how to get them.