MBC entertainment program 'Infinite Challenge' member Jung Hyung Don talked about an episode regarding his education. On a talk show that aired on April 29, 2015, MBC entertainment program 'Infinite Challenge' member Jung Hyung Don talked about his education. Jung Hyung Don is a high school graduate. He said, "I was the only high school graduate among the fellow comedians in my class." He added, "One producer asked me once, 'How come you are a high school graduate?' but I didn't get hurt, because it's true." In related news, on the most recent episode of MBC entertainment program 'Infinite Challenge' Jung Hyung Don with his partner Haha climbed up and down the steps of deep mountains in China, working as palanquin bearers. The tourists in the mountains recognized Haha, who is a member of popular SBS entertainment program 'Running Man,' and they were able to get customers easily that way. When tourists who were fans of popular SBS entertainment program 'Running Man' wanted to take pictures with Haha, Jung Hyung Don claimed himself as Haha's manager, taking their photos. 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.