The official Twitter page of the popular MBC entertainment program 'Infinite Challenge' shared a preview picture of the next weekend's episode, featuring the 'Infinite Challenge' members in black suits, attracting the fans' attention. On Saturday, the 'Infinite Challenge' official Twitter account tweeted a a picture of the six members wearing black suits, foreshadowing the next episode. Along with the 'Infinite Challenge' members, the picture said, "I am an action actor!" 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.