I don't like girl groups so I will put NONE.....Choosing between these boy groups were difficult for me and I had to sacrafice too much to only choosing one.. I love all the boy groups here.....

1: Girls' Generation or F(x)?
NONE
2: Super Junior or TVXQ?
Super Junior
3: EXO or SHINee?
EXO
4: Got7 or BTS?
BTS
5:Secret or Sistar?
NONE
6: 4Minute or Spica?
NONE
7: Nine Muses or MissA?
NONE
8: VIXX or Boyfriend?
Boyfriend
9: B1A4 or BtoB?
BToB
10: 2Am or 2PM?
2PM
11: Red Velvet or LABOUM?
NONe
12: Wonder Girls or KARA?
NONE
13: Hello Venus or FIESTAR?
Fiestar
14: EXID or EvoL?
NONE
15: GLAM or Tiny-G?
NONE
16: Crayon Pop or Skarf?
NONE
17: Beast or Mblaq?
Mblaq
18: Teen Top or Infinite?
Infinite
19: Apink or AOA?
NONE
20: After School or Rainbow?
NONE
21: T-ARA or Brown Eyed Girls?
NONE
22: BlockB or Big Bang?
BlockB
23: CNBlue or Led Apple?
LED Apple
24: Nu'est or History?
Nu'est
25: SS501 or Shinhwa?
SS501
26: UKiss or Big Star?
UKiss
27: JYJ or JJ Project?
JJ Project
28: Cross Gene or C-Clown?
Cross Gene
29: B.A.P or A-Jax?
B.A.P
30: F.Cuz or F.T. Island?
F.Cuz