34 Shocking Celebrity Transformations That Will Leave You Speechless

Jonah Hill

When it comes to counting calories and struggling with weight, celebrities are just like the rest of us as the demands of Hollywood to stay thin and fit often go hand-in-hand with the staying power of one’s career. So you’re probably wondering, which celebrities have struggled the most with their weight over the years and which ones have seen complete transformations? From lifestyle changes like extreme dieting to going under the knife, we expose 50 shocking celebrity weight losses that are sure to drop your jaw!

Who made our list, how much weight did they lose and did they gain it back? Let’s take a look at these celebs and their journey from fat to fit!


Healthier eating and cutting alcohol were major changes that helped Jonah look the way he does now.

Kim Kardashian

Looking good!

Kim Kardashian did not always have a big butt, which people seem to love her for.

Meghan Markle

When she was pregnant with Kanye’s children, she put on a good amount of weight, but she quickly lost the baby weight and went back to looking stunning, as did a lot of these celebrities.

Meghan Markle, girlfriend of Prince Harry and an actress on USA’s “Suits,” was no.

Chris Pratt

1 on the list of most Googled actresses in 2016.

Nicole Richie

Chris has been shredding on and off due to his roles on film.

Nicole was known as a rich, wild party girl. What changed?

Kelly Osbourne

Now, she is married, a mother of two and a fashion guru fully engulfed in a healthy lifestyle.

Kelly has gone through some serious changes over these recent years.

Caitlyn/Bruce Jenner

Now a fashion designer and actress, Kelly lost about 70 pounds and feels better than ever.

From Olympic icon and a father of six to transgender woman, Bruce Jenner is now named Caitlyn Jenner. Before and after photos show how extensive plastic surgery totally transformed her.

Zac Efron

Bruce Jenner, she said, was “always telling lies.” Caitlyn Jenner, she said, “doesn’t have any lies.”

Christian Bale

Zac Efron, a man whose face has adorned countless pillowcases, has pulled off a well-earned Hollywood reinvention, emerging from a High School Musical coma to become our favorite Everybro.

Bale dropped from 180 pounds to about 120 pounds. Then he bulked back up to 220 pounds.

Chris Hemsworth

Why He Did It: To portray an anorexic, insomniac factory worker in The Machinist, then he got strong again to be Batman in The Dark Knight

Chris Hemsworth didn’t alway have the “Thor” physique but once he was able to pack of 30 pounds of muscle it was presumed that he needed to play the character for the next two parts: Avengers and Thor: The Dark World.

50 Cent

He was not out of shape before, in fact he was more of the cut up lean figure, but how does someone go from skinny guy to the cape wearing hammer throwing muscle bound superhero?

As The Huffington Post reported, rapper 50 Cent decided to undo his permanent ink choice a few years back because he wanted to be an actor.
"It cuts down on the amount of time I have to spend in makeup covering them up," 50 Cent said about his decision, as quoted by the source.
People magazine reported that his then-upcoming roles in "Twelve" and "Things Fall Apart" spurred the ultimate choice to rid himself of some of his arm tatts.

Rosie O'Donnell

Still, he has no plans of removing his giant back piece.

O’Donnell no longer wants her weight to be an issue.

Zach Galifianakis

After a vertical gastric sleeve surgery, she has now lost over 64 pounds in two years.

Almost unrecognizable with the weight loss and the shave. Zach Galifianakis said the biggest change was drinking.
“Booze, I was done with it.

Keshia Knight Pulliam

I couldn’t wake up , so I stopped. I’m lucky that I could just stop, but boy I miss it.”

Keshia Knight Pulliam rose to fame as the adorable Rudy Huxtable on The Cosby Show.

Nicole "Snooki" Polizzi

She also played Miranda Payne on Tyler Perry's House of Payne.

After having her first child, she has become thinner than ever. “Even though I want to be healthy for myself and it feels great to be healthy, I mainly want to do it for my kids,” Polizzi said. “I just really want to be a fit mom.

Perez Hilton

I want to be able to keep up with them, run after them.”
She works out daily for 45-minutes or an hour every day when her crazy schedule allows her. She is also loading up on pre-packaged meals with lean protein and vegetables.

Perez, the well-known blogger and media star admitted that his weight has been an issue his whole life. He decided to make a change in 2008 and kept it. Queen of Media lost weight with an entire team on his side. ” Like so many people, I have struggled with my weight throughout my entire life. Thankfully though, at the beginning of 2008, I made a commitment to my health and I have stuck to it.

Renee Zellweger

Nearly four years later and I am in the best shape of my life! I’ve lost more than 70 pounds and I’ve worked for it. I’ve done it the old-fashioned way, slow and steady, by eating healthily and exercising regularly. And I feel wonderful!”
He works out seven days a week, does pilates, and yoga. he also gives his readers access to the team that helped him lose weight on his website.

Amazing what plastic surgery can do to your face. “I’m glad folks think I look different!

Wendy Williams

I’m living a different, happy, more fulfilling life, and I’m thrilled that perhaps it shows.”
Renee Zellweger is happy with the changes and doesn’t mind what other people think of her.

Wendy Williams, who had her own daytime tv show, has looked a lot thinner recently.

Jennifer Hudson

She admitted she had lost over 50 lbs by going to the gym.

Jennifer decided to watch what she eats and lose the weight. She is now a Weight Watchers spokesperson.

Tom Hiddleston

She has lost about 80 pounds and is keeping a strict diet.

Christina Aguilera

From Thor to dating Taylor Swift, Tom Hiddleston has come a long way.

Christina's weight has been fluctuating a lot in recent years. Fans were initially surprised when she gained a lot of weight the first time.

Josh Peck

Christina lost about 45 pounds and looks amazing. She works out and keeps a clean diet.

You may know Josh from the Nickelodeon series Drake & Josh. After the show ended, Josh decided to focus on being healthy.

Khloe Kardashian

He now is taking care of himself by adopting a healthier lifestyle and working out a lot.


We have always seen Khloe on the heavier side; but, now she changed her look drastically. The reality star confirmed that she lost about 30 pounds due to exercise and dieting.

Janet Jackson

She likes to switch up her workouts.


A few years ago, Janet has been seen overweight. The singer credited NutriSystem for helping her lose the weight she gained.

Jack Osbourne

She still gets to eat the food that she loves and works out a lot.

The Osbournes are known for their dramatic changes. “I think having issues with weight is clearly a universal problem these days. We weren’t designed to sit in cars and sit behind desks for 9 to 15 hours a day.

Jessica Simpson

We have two legs, we’re natural hunter-gatherers, and we’re meant to be on our feet all day. So it’s something a lot of people have to battle in some aspects. As far as getting advice from each other, it’s not like we sit around like, ‘You know what you really need to do, Kelly?’ It never really comes up.”


Jessica's pregnancy was a major part in her gaining weight. She gained her figure back by using Weight Watchers and taking the Factor Five Diet.

Missy Elliot

She looks better than ever.

In 2002, the singer mentioned that she had to change her way of eating. Doctors warned her that she had to lose weight.

Drew Carey

She is on a low-carb diet and her Grave's disease is now under control. We are going to see many great things from her.

Drew Carey lost 100 pounds before he started hosting The Price Is Right. “I’m eating better, taking better care of myself. When I was doing , I was eating a lot of garbage, I was drinking a lot, so I had a lot of mood swings.

Jordin Sparks

I had diabetes.”
Drew Carey cut out a lot of alcohol which he admits was part of his success. He started reading self-help books like 'Your Erroneous Zones' by Wayne Dyer.

Jordin lost 50 pounds in only a yeah and a half. “The key was finding exercises I enjoyed.

Jason Segel

If you don’t, you won’t stick with it.” Jordan Sparks was eating healthier meals and simply cutting back on some of the foods that she knew was bad for her. She also got in touch with a personal trainer who would help her find the workouts that could help her the most.

Miranda Lambert

“I’ve just been living healthy, exercising, eating right — no more midnight pizzas.” Jason Segel wanted to make sure that when he took his shirt off, it wouldn’t be funny anymore.

Unlike other married couples, she lost weight while she was married. She lost 45 pounds since 2012.

Peter Jackson

“When you have to walk out there in front of thousands of people, it does feel good to know that your not jiggling,” Lambert told Marie Claire. “I’m just like anybody else, insecure and scared of looking bad or being criticized.”

After being tired of being overweight and unfit, he started a personal diet and exercise regimen.

Mariah Carey

He lost 44 pounds while he was filming 'The Adventures of Tintin' in 2010.

After dumping Nick Cannon she gained a few pounds.


But now that she is with James Packer, she has transformed her body to get the confidence boost she needed.

Hard work pays off from Timbaland. “This past eight months I’ve lost over 130 pounds. With a positive mindset I knew I had to take the initiative to make myself happy and healthy. When you realize that the only thing that is getting in the way of your goal is self doubt you’ll want to push yourself harder. You got to do this for you.

Britney Spears

This is for you. This isn’t about anybody. Live for you. Honor you. Never lose sight of that.”

After mental breakdown, Britney is in a good place. Who could forget when Britney Spears shaved off all her hair?

Randy Jackson

The drama with the paparazzi? After finally getting her life back in order she’s probably one of the happiest pop stars around.

Randy Jackson lost 100 pounds. Randy Jackson has had a history of obesity.

Star Jones

With Type 2 Diabetes he wanted to get his life in order.
“The problem is that those diets don’t work for people who have the disease of obesity.”
He underwent gastric bypass surgery and got into fitness to turn his life around.

Nine years after a gastric bypass surgery and she’s made dramatic changes. “I thought I’d gain the weight back.

Tom Arnold

I had never been successful at losing weight before. I needed to forgive myself for being such a smart girl and so stupid when it came to something like my health.” She went from a size 26 to a 6 after she improved her diet and started exercising regularly.


For most of his career, Tom has been seen more on the heavier side.

Aretha Franklin

Tom now works out several times a week and is taking care if himself so he can be around a long time for his son.

Singing legend, Aretha Franklin, was big, to say the least… and we mean REALLY big.

But in recent years, Aretha has done something we never thought she would… she lost weight!