The music festival called B.O.F will be opened on Oct 1,2,3
For 3 days, Line up is as following
CNBLUE, Girl's Day, B1A4, B.A.P, Apin, AOA, Block B, BTS, Chiyeul Hwang, INFINITE, PSY, SE7EN, TWICE, U-KISS, SHINee, GFRIEND, T-ARA, GUMMY, 
http://bof.or.kr/eng/08_line/?mcode=0508010000
What do you think about this festival?  
I think rookie group KNK is also included? Am I right?