What work has she had done?

Question

In these pics Cheryl Cole looks vastly different, even though theres only a fews year age gap.. what work do you think she's had done?

http://www.wallpapergate.com/data/media/490/Cheryl_Tweedy_002.jpg

http://images.askmen.com/photos/cheryl-tweedy/39634.jpg

Answer 1

At the very least, her teeth and nose have had changes made... Then her hair is different, and the second picture has more airbrushing so...  

Answer 2

nose redone

teeth straightened

hair lightened  

Answer 3

Nose job...face lift...teeth straightened