While many 'Infinite Challenge' fans were thrilled to see the 1990s popular singers again in the special performance episode called 'Saturday Saturday Is a Singer,' the national viewing rate of the popular MBC entertainment program 'Infinite Challenge' also went up. The specila 'Saturday Saturday Is a Singer' episode recorded a high national viewing rate of 22.2%, which was the highest national viewing rate the MBC entertainment program 'Infinite Challenge' received in 2014. 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.