Rapper Simon D confessed that he experienced a panic attack on MBC's 'Radio Star' 4 years ago.

On the upcoming September 21 KST broadcast of MBC's variety show 'Radio Star', rapper Simon D made a guest appearance, along with actor Lee Jang Woo, Min Woo Hyuk, and rapper Coogie. Here, Simon D discussed his thoughts about returning as a guest on 'Radio Star' after his previous guest appearance four years ago.

Here, Simon D admitted that he hesitated before deciding to appear on 'Radio Star' again due to his previous difficult experience on the show. Simon D shocked the MCs when he revealed, "During the recording [for 'Radio Star' in my previous appearance], I experienced a panic attack."

MBC's 'Radio Star', featuring Simon D, will be broadcast on September 21 at 10PM KST.