How would i get my hair like halle berry's in this pic?

how do i get my hair like this pic. i don't have naturally wavy or curly hair and my hair goes down to the middle of my back. my hair is also relaxed and straight. here is the picture a href="http://www.thehairstyler.com/how_to_style_hairstyle.asp?style=Celebrity&length=&styleno=217&Model=f131" rel="nofollow"http://www.thehairstyler.com/how_to_styl…/a