KARA's Seungyeon and Gyuri have taken some time out from their busy schedule to record a song for the OST of KBS drama 'Iron Man'!

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The song is titled "Hello" and its an acoustic-style track that expresses the love between Shin Se Kyung and Lee Dong Wook's characters. The girls' lovely voices bring the lyrics to life to further heighten the emotions during the drama.

Give it a listen above!