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Kim Min Jae will be appearing on the variety show as the second ever "Cinderella boy" after the first male guest Hong Jong Hyun. Kim Min Jae also happens to be close friends with Joy, as the two worked together on MBC drama 'Great Temptation' earlier this year. 

On this upcoming episode, airing on October 6 at 10:30 PM KST, Kim Min Jae will not only spend time playing word games with the 'Pajama Friends' cast members, but he'll also answer questions about his ideal type, his friendship with Joy, and more!

Have you been watching 'Pajama Friends' with Joy, Cosmic Girls's Cheng Xiao, Song Ji Hyo, and Jang Yoon Joo?