If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
This barbie popstar will give a concert tonight so her hair must be perfect! First wash her hair with shampoo, conditioner and a mask. Then dry it and comb it. After that choose the perfect hairstyle and color. Finally give her a nice makeover so she'll look great tonight.
Follow the instructions for the hair makeover. Select the items for the dressup.