Kim Dahyun is a 1998 liner girl , sub-rapper of the popular rookie groupe twice , She is well known for being funny and weird but she is truly a shy girl on the inside She was invited to be Weekly Idol new corner ' Idol is the best' regular host along with Jooheon from Monsta X , SinB from Gfriend and Jackson from Got7  she was from the same company as jackson from GOT7 so they will be like sister and brother SinB was only few mounths younger than her so they would be