Producer Park Hyung-geun is MC Shin Dong-yeop and Kim Jun-hyun of "Immortal Songs". Lee Chan-won said he is preparing a special stage for the 700th special.Producer Park Hyung-geun said at a press conference to commemorate the 700th anniversary of KBS2"Immortal Songs" held at KBS New Hall in Yeouido, Yeongdeungpo-gu, Seoul on the 17th, "Three MCs will perform a special stage for the 700th special."The 700th special episode of the `Immortal Songs' will be broadcast over two weeks and will be organized