How is this pastel style achievd?

[Ilovemycam]

http://colorcubic.com/files/2011/02/loretta_lux1.jpg


Ms Lux has a beautiful, pastel style. Is it all PP? Fake backgrounds?

 

[amolitor]

Curves adjustment to raise the middle and lower tones up pretty radically, to taste.

Desaturate to taste.