▲Who can forget him in '9½ Weeks?' Kim Basinger certainly didn't.

▲The teen sensation grew up and turned into one of the greatest names in pop music.

▲Nelly Furtado found success in the early 2000s, but years of touring took a toll on her mental health.

▲Maybe his role in 'American Psycho' helped, but Bale always had an edge to him. He looked sharp, hot, and had an irresistible bad boy vibe.

▲The singer has always been naturally slim, but she never really looked like she had stopped eating.

▲The actor was in pretty good shape when he starred in 'Gladiator.'

▲She was the first success story to come out of 'American Idol,' and she's still going strong to this day.

▲The actress was slim and had curves in all the right places.

▲But he looks quite different now. Crowe reportedly has a troubled relationship with alcohol and does like his curry, which probably doesn't help.

▲But in 2017, he looked like he could be a dad at a parent-teacher conference. The actor is no stranger to these transformations however. Bale manipulated his weight to play the protagonist in 'Vice.'

▲The singer has opened up about her struggle with mental health issues. In this 2018 photo, the change in her appearance is quite visible.

▲Her image has changed over the years and she has struggled to keep a stable body weight.

▲Chandler has changed a bit throughout the years, but he seems to be on the right track in recent years.

▲The actor was a boxer for many years and has had a fair share of plastic surgery, so his appearance has fluctuated quite a lot.

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Rob Kardashian gained some weight during his relationship with Blac Chyna.

▲The singer has taken a long break and has now reappeared with a new look.

▲Being a mother has considerably changed how she looks today, however she still looks stunning!

▲But the singer's struggle with depression and eating disorders resulted in weight fluctuation throughout the years.

▲From '80s bombshell to elegant mature woman, the actress aged pretty well, we must say.

▲But unlike Tom Cruise (who's probably a vampire), the actress changed considerably throughout the years.

▲Ozzy and Sharon Osbourne's daughter has always struggled with substance abuse and mental health issues.

▲The 'Friends' star battled alcoholism and drug abuse for many years.

▲Here is the actor, a few years later, looking quite different from his teenage years. He too has battled alcoholism and drug addiction.

▲In 2012, the stress overload of being a coach on 'The Voice' contributed to her weight gain. But she put in the work and managed to lose 49 lbs (22 kg).

▲Kim Kardashian's brother has not appeared much in public.

▲Talking about cute kids from the movies, who can forget little Kevin from 'Home Alone?'

▲Remember the kid from 'Terminator 2?' How cute was he, right?

▲Here's the singer in 2010, when she was still known as Ke$ha.

▲Remember her in 'Top Gun?' Yes, she was the stereotypical American bombshell everyone wanted to be with, or be like, in the '80s.

▲He's gone through a lot since he became famous, including suing his own parents.

▲He was quite buff, he looked tough, he was the hottest guy in a fast car.

▲The actress is no longer a teenager and has changed a bit since becoming a mother.

▲She was the quintessential American teen with the perfect, luscious blonde hair in 'Clueless.'

▲But in 2015 he was spotted on a balcony with his top off and his distended stomach sparked rumors of the actor letting himself go.

▲Fast forward to Paris Fashion Week 2019 and Celine Dion has never looked so skinny. The singer's thin appearance worried fans all over the world.

▲Christina Aguilera dazzles on and offstage. But she's not just a pretty face, her vocal range is also truly impressive.

▲But Kirstie Alley confessed in an interview that she's very spontaneous, and that is why, at one point, she gained so much weight.

▲In 2007, the singer was reportedly struggling with anxiety and going through high levels of stress in her personal life. Images of Spears shaving her hair made headlines all over the world.

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We all have our highs and lows, and celebrities are no exception. The big difference is that celebs are constantly under the spotlight, so the pressure to look great at all times is a lot higher.

Click through and see the changes these celebs went through.

You won't recognize these celebrities today

Some stars have changed considerably throughout the years

20/05/19 por StarsInsider

CELEBRITY Then and now

We all have our highs and lows, and celebrities are no exception. The big difference is that celebs are constantly under the spotlight, so the pressure to look great at all times is a lot higher.

Click through and see the changes these celebs went through.