Which celebrity's cosmetics brand reached a valuation of $1 billion in just 18 months after its 2015 launch, making her the youngest self-made billionaire at that time?

Many celebrities have leveraged their fame to create successful product lines and businesses. While we often know them for their talents in entertainment, sports, or other fields, their entrepreneurial ventures have sometimes become billion-dollar empires. This trivia tests your knowledge about famous people who have transformed their personal brands into powerful product dynasties. Can you identify which celebrity created which groundbreaking product line?

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Rihanna with Fenty Beauty
Kylie Jenner with Kylie Cosmetics
Jessica Alba with The Honest Company
Lady Gaga with Haus Laboratories