Sparks won Idol when she was just 17, the youngest winner thus far. Her debut single, "Tattoo," peaked at No. 8 on the US charts and led to her self-titled debut album. In 2009, she was invited to perform at former President Barack Obama's inaugural ball and released her second album later that year. Since then she's released another studio album, appeared in several movies, and starred in In the Heights on Broadway.