Ahn Jae Hyun, an actor from 'You Who Came From The Stars' and current MC of 'M!  Countdown,' revealed he was really nervous for his new MC duties during his appearance on SBS radio program 'Kim Chang Ryul's Old School.'

In relation to working alongside Jung Joon Young as an MC on 'M! Countdown', Ahn Jae Hyun said, "He's a really fun friend.  He's the one who helps me calm my nerves in the waiting room."

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He said, "It was my first time as an MC so the more I held my mic, the more I shook.  That's why I tried to tense up my legs, but then my legs shook."

Kim Chang Ryul was understanding as he said, "There's something very burdensome about live broadcasts.  Delivering your lines can be nerve wracking and difficult."

In relation to the success of drama 'You Who Came From The Stars, the actor revealed there was not much change afterwards.  He said, "There's nothing like, 'It turned out well.' Just that my working domain has expanded."