Lovelyz (Jisoo, Mijoo), GFriend (Eunha, Umji), April (Yoon Chae-kyung, Lee Na-eun), Cosmic Girls (Soobin, Dayoung), Momoland (JooE, Nancy), Weki Meki (Choi Yoo-jung, Kim Do-yeon), (G)I-DLE (Miyeon, Yuqi)// Special EP: "1st Brother School Girl Group Battle"
Special Guest: Shindong (Super Junior)
After School Activities (Universe Hiphoppers): Lee Young-ji
Lovelyz (Jisoo, Mijoo), GFriend (Eunha, Umji), April (Yoon Chae-kyung, Lee Na-eun), Cosmic Girls (Soobin, Dayoung), Momoland (JooE, Nancy), Weki Meki (Choi Yoo-jung, Kim Do-yeon) and (G)I-DLE (Miyeon, Yuqi)// Special EP: "1st Brother School Girl Group Battle"
Special Guest: Shindong (Super Junior)
After School Activities (Universe Hiphoppers): Lee Young-ji
