Men on a Mission - Season 1 Episode 173 Lee Hee-jin, Hyomin (T-ara), Seunghee (Oh My Girl), Sejeong (Gugudan)
- Genre: Reality, Comedy
- Studio: JTBC
- Keyword: classroom
- Cast: Kim Young-cheol, Min Kyung-hoon, Kang Ho-dong, Lee Su-geun, Kim Hee-chul, Seo Jang-hoon