See how Anne Hathaway, Lauren Conrad and others switched up their look
During a five-hour salon visit in West Hollywood, Barrymore went from a rich auburn shade to a bright blonde hue. "I think the only rules about makeup is not to be shy," the founder of Flower cosmetics told Us. "Happiness is the best makeup. That's what comes out through the pores. That's what shines through the thickest pigment. Happiness is everything."