1. Shut up flower boy band's Sung Joon is in Gu Family Book. He acts Myungsoo best friend and Suzy's bodyguard. 

2. Infinite Be mine comeback and Miss A Goodbye baby comeback at the same time on Music Bank.

3. Yoo Yeon Suk who is acting Park Tae Seo in Gu Family Book with Suzy used to play Myungsoo's character's older brother in "What is Mom" (by: baechimi)

4. i guess no more.... we'll see..