Baro talked about his enduring friendship with 'Reply 1994' co-star and fellow 'Youth Over Flowers' cast members Son Ho Joon and Yoo Yun Suk during B1A4's appearance on 'Kim Chang Ryul's Old School' on December 7.

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When asked if he keeps in frequent contact with the two actors, Baro said, "It's pretty frequent. �Recently, Yoo Yun Suk called and said that he really likes B1A4's song, even asking, 'Must I wait until you give me an album or do I have to buy it?'"

DJ Kim Chang Ryul said, "Say that he should buy it for now and then when you're done promoting, you can sign it."