Shocking Celebrity Weight Changes (1) Jennifer Hudson

The Grammy and Oscar winner’s dramatic weight loss was the makeover on everyone’s lips in 2010.

In August 2009, Hudson had to lose her baby weight before shooting her next movie, Winnie, in which she plays Nelson Mandela’s wife. She worked out regularly with celeb trainer Harley Pasternak and cut back on calories with help from the Weight Watchers program.

Now the face of Weight Watchers, Hudson, 29, is a slender size 6, down from a 16.

 supplements to make sure he still got his vitamins but hardly ate and over exercised to trim himself to only 122 pounds (he’s 6 feet tall!).

He slimmed down again more recently from his normal 185 pounds to play a former professional boxer in The Fighter.