• Heidi Montag is a famous reality star
  • She starred in 'The Hills' 
  • Learn more about her cosmetic procedures

After the first season of the reality series was released, Heidi Montag had her nose corrected and her breasts enlarged in 2007. At that time she wasn't even 21 years old. A few years later, Montag underwent further plastic surgeries - a total of ten in just one day. Heidi's sudden change was more than evident.

Watch the video to see Heidi's transformation!

Before and After Cosmetic Surgery: The Hills Star Heidi Montag's Transformation

Before and After Cosmetic Surgery: 'The Hills' Star Heidi Montag's Transformation

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Susan Boyle performs during the 3rd semi final of the TV show 'Das Supertalent' on December 12, 2009 in Cologne, Germany

Did you know she's already released 8 albums?

Susan Boyle's Incredible Transformation