Happy 23rd birthday, Jordin Sparks! She became famous at age seventeen when she won season 6 of “American Idol and released her self-titled debut album, which went platinum. Sparks dropped out of high school to be home schooled to give her better flexibility with her singing. She sang the hit song “Tattoo,” which sold over 2 million copies in the US, and became the youngest “American Idol” winner in history. Her father, Phillippi Sparks, was a former NFL cornerback for the New York Giants and the Dallas Cowboys. One of her best-known singles, “No Air,” featured Chris Brown. She is currently engaged to Jason Derulo. Check out more sexy pics of Jordin in the gallery. –Joi Pearson @joiapearson