Singer Kim Hyun Jung who recently starred in the MBC entertainment program 'Infinite Challenge' special episode 'Saturday Saturday Is a Singer' shared behind the scenes of the popular episode. Singer Kim Hyun Jung said on her appearance on a radio talk show today, "I was not going to be a part of the episode because I was preparing for a new album this summer. But I decided to star in the show because I am a huge fan of Infinite Challenge, and it was a rare opportunity to gather all singers of the 1990s." Kim Hyun Jung added, "The recording of the episode and performance was done so secretly that I did not even know the other singers who were going to be there with me on stage." In related news, on the special 'Saturday Saturday Is a Singer' episode of the popular MBC entertainment program 'Infinite Challenge,' the members recruited popular singers from the 1990s and hosted a stage performance, showing popular songs from the 1990s. The MBC entertainment program 'Infinite Challenge' is one of the popular, long lasting entertainment programs in Korea. It features the Infinite Challenge members Ha Ha, Park Myung Soo, Yoo Jae Suk, Jung Joon Ha, and Jung Hyung Don.