There have never been more celebrity brands out there than there are today. And this is especially true for beauty celebrity brands. Long gone are the days of simple and inexpensive celebrity perfumes. Celebrities are now integrated into the whole beauty industry, from skincare to makeup. And it's not too difficult to understand why. Remember Kylie Jenner, and her brand Kylie Cosmetics that made her the youngest self-made billionaire? Who wouldn't want a piece of that cake?