From Khloe Kardashian to Jonah Hill and more, these stars have all debuted impressive weight losses over the years.
1 of 30
Brittany Cartwright
2 of 30
Busta Rhymes
3 of 30
Erika Jayne
4 of 30
Fat Joe
5 of 30
John Goodman
6 of 30
Oprah Winfrey
7 of 30
Will Smith
8 of 30
Meghan Trainor
9 of 30
Riley Buruss
10 of 30
David Harbour
11 of 30
John Goodman
12 of 30
Billy Joel
13 of 30
Christopher Schwarzenegger
14 of 30
Jonah Hill
15 of 30
Meghan Trainor
16 of 30
Kelly Clarkson
17 of 30
Mariah Carey
18 of 30
Melissa McCarthy
19 of 30
Missy Elliott
20 of 30
Khloe Kardashian
21 of 30
Abby Lee Miller
22 of 30
Raven Symone
23 of 30
Sam Smith
24 of 30
Janet Jackson
25 of 30
Drew Carey
26 of 30
Randy Jackson
27 of 30
Kirstie Alley
28 of 30
Kelly Osbourne
29 of 30
Jordyn Sparks
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