Because it's way to expensive to buy Lauren's clothes, you could copy her hair styles
1 Brush your hair, than it is easier to braid your hair.
2 Make a braid.
3 Clip it with some hairclips and than put some hair over the clips.
1 Wenn you don't have wavy hair, make it wavy with some curlers or wash your hair
make a braid go to sleep and the morning after you will have wavy hair.
2 Make a sort of tiara from some hair (you could also do this with braids), and putt
some hair clips in your hair.
For this haircut you could do step one from the picture above