Most shocking celebrity transformations!

It’s hard to believe that Amy Winehouse once looked this healthy! She went from looking like this at the beginning of her career to…

…looking like this.

Ashlee Simpson has gone from Jessica Simpson’s sweet little sister…

…to rocker Pete Wentz’s wife. She has had a number of hairstyle changes along this way, but this is her latest ‘do.

Who could forget Britney Spears when she first popped on to our radar in 1998 with her single ‘Baby One More Time’.

But her wholesome image didn’t last for long!

Christina Aguilera went from this slim shy girl…

…to an outspoken woman who is now proud of her curves.

Johnny Depp has transformed himself for a number of roles including performances in Pirates of the Caribbean and Edward Scissorhands.

While the star still has his charm, he looks nothing like himself as a young actor, but more like his Pirates of the Caribbean character.

The once-natural Heidi Montag famously transformed herself after undergoing 10 plastic surgery procedures in one day.

Her surgery included increasing her chest to a G-cup and having her ears pinned back.

After Jennifer Grey’s role on Dirty Dancing in 1987, she decided to have a nose job to remove the bump from her nose.

But the procedure made her almost unrecognisable. “I went in the operating theatre a celebrity and came out anonymous,” she said. “It was like being in a witness protection program or being invisible.”

Michael Jackson’s incredible transformation included up to a dozen surgeries in two years and visits to the plastic surgeon about every two months. He famously went from this …

…to this.

Australia’s own Mary Donaldson went from an everyday Tasmanian-born real estate agent…

…to the Crown Princess of Denmark and a complete style icon.

As a young actress Ricki Lake had always struggled with her weight.

But in 2008 she told People magazine that she had shed 63 kilos and couldn’t believe the size she once was.

Victoria Beckham is a far cry from the young Posh Spice she used to be.

She has transformed herself into a style icon and fashion designer.

Nicole Richie went from Paris Hilton’s mischief making best friend…

…to chic style icon, mother and wife.

Kirstie Alley has transformed herself from this…

…to this. The actress who has struggled with weight gain over the past few years is currently trying to trim down.

A once natural looking Cher has transformed herself from this…

..to this over the years.

Thanks to a nose job and some straightening out of her teeth, Celine Dion went from this…

…to this.