SISTAR's Hyorin made her debut as a fierce rapper on Unpretty Rapstar - Season 2 this year. Before her recent career expansion, the Dream High 2 actress has been active in the K-pop industry since 2010 and has been a fan favorite on popular variety programs like Running Man, I Am a Singer, and Weekly Idol. You know and love her group SISTAR, but are you a diehard Hyorin superfan? Take the quiz below to test your knowledge of the sexy 24-year-old idol.

Watch Hyorin's rapping debut in Unpretty Rapstar Season 2:

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