Ock Joo Hyun's peak is not behind her in her Fin.K.L days at all as her popularity is ever-increasing in the musical world!

On the upcoming episode of 'Radio Star', Ock Joo Hyun talked about her popularity in musical productions. MC Kim Guk Jin said, "Ock Joo Hyun has the top ticket selling power for the past 3 years. I heard that you're lined up to act in productions until 2017."

She admitted to the fact by saying, "I'm thankful." Surprisingly, she also shared that she has some unflattering nicknames, including "Ock-Witch" and "Ock-Sparta," because of how she vocal trains her hoobaes during musical rehearsals.

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The episode airs on June 10 at 11:15pm KST! Are you surprised that Ock Joo Hyun is a powerhouse musical actress?