Wanna One's Yoon Ji Sung, Kang Daniel, and Park Ji Hoon made a surprise appearance on this week's 'Superman is Back'.
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On the show, the members played and joked around with the three kids until they couldn't keep up with the kids' infinite energy anymore. When the kids were asked if they knew who Wanna One was, one of the children immediately did the "Pick Me" dance move and sang the song to show how famous the group has become. Also, the kids were asked to choose their favorite and they all chose Yoon Ji Sung in which made the member so happy that he gave each of them a hug.