Radio Star'Cho Sung-mo confided to Kang Dong-won about his secret story of competition.
Kim Jang-hoon, Bobby Kim, Cho Sung-mo, and Son Ho-young appeared on MBC 'Radio Star', which aired on the 6th.
On this day, Cho Sung-mo's 'hardening' came out on the data screen. MCs were surprised by Cho Sung-mo's powerful dance and impressions, saying, `It's macho.'
At this time, a scene in which Kang Dong-won, a new model at the time, appeared, and Cho Sung-mo, who was watching it, said, "I know why I'm angry." he opened his mouth.
Cho Sung-mo then confessed that he had a sense of competition as soon as he saw Kang Dong-won at a glance. He said "At that time, I managed to become the sole protagonist of the music video from a faceless singer. But at the time, I heard a male actor was coming. That was Kang Dong-won. He's tall, but his face is too small. It was a visual that came out after tearing up the cartoon"and "I thought I shouldn't be pushed back because I'm the main character, so I went overboard"I told him honestly how I felt at the time.