Infinite Challenge member Jung Hyung Don and singer Kim Hyun Jung comically posed together in a picture. Kim Hyun Jung shared a picture of herself with Jun Hyung Don on her Instagram account. In the picture, Kim Hyun Jung was wearing casual clothes, and Jung Hyung Don was dressed up as a member of H. O. T. They recently performed on stage on its special episode called 'Infinite Challenge' films 'Saturday Saturday Is a Singer.' In related news, on the most recent 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.