MBC entertainment program Infinite Challenge's recent 'Saturday Saturday Is a Singer' episode rewound time and made the singers and audiences sing together. In the recent 'Saturday Saturday Is a Singer' episode, the Infinite Challenge members recruited popular 1990s singers. The singers performed their old songs on stage, and sang them together with the audiences, moving the hearts of the audiences. 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.