1. Youngmin have eyes bigger than Kwangmin
2. Youngmin always wash his hands when he was stress
3. Kwangmin sound a little deeper than Youngmin voice when talking
4. Youngmin 6 minutes older than Kwangmin
5. Youngmin love to be in camera, unlike Kwangmin that shy and no many parts in camera
6. Kwangmin is clumsier than Youngmin
7. Youngmin very impressive, but he is very scary when angry
8. Youngmin definitely wake up if Minwoo waking him up with all his cuteness
9. Youngmin and Kwangmin make the same mistake in their first training
10. Youngmin is the most sensitive among members
11. Once Youngmin get or have something, he could be autistic
12. Youngmin is the King of Charisma according to his fans
13. The fans call Youngmin, Greedy of Screen Time. Why? Because he appeared most frequently in Boyfriend music video
14. When youngmin have the desire, he can focus on his wish
15. JoTwins obviously has a different personality. Youngmin is cool while Kwangmin is full of cheer
16. Kwangmin want to have blond hair like Youngmin but the agency told that fans will get confuse if they have the same hair color
17. According to member, Kwangmin is hyper-extreme (active) , but his twins, Youngmin is lazy
18. Youngmin is the most choosy among member
19. Kwangmin similar to Pikachu
20. Jo Twins really like to make jokes but usually their jokes are not funny
21. Kwangmin have a 4D's personalities so some say that he is included in Heechul's line
22. Kwangmin really loves Pokemon. Idol that he likes is Pikachu
23. Kwangmin is so nice. He likes sharing.
24. Jo Twins can cry easily especially after they did any mistake
25. Kwangmin said, “I am young but my body is old”
26. Jo Twins can't wink for just one eyes. If they're wink, both of their eyes will wink in the same time :
28. Many said that Jo Twins look like Kim Hyun Joong
29. During photoshoot, Kwangmin have to shoot with an expensive dog. Kwangmin got nervous because he is scared something bad will happen to the dog
30. Youngmin is the prettiest among member, right ?
31. If Youngmin is seriously nervous, he can't speak very well.
32. Jo Twins like snail.
33. Youngmin tired easily.
34. Youngmin has a long face compared to Kwangmin.
35. If Kwangmin forgot any dance step, he'll go to get Min Woo.
Jo Twins has a younger brother, Jo Hyunmin <--- FAKE --" just know about that. sorry
37. Kwangmin is bad in atmosphere knowledge.
38. Jeongmin said that Kwangmin is "Dol+1" (4D)
39. There are star on Jo Twins signature :
40. Jo Twins have the same sleep pose / position :
41. Youngmin can't drawing.
42. According to some of the Member of Boyfriend Youngmin moves slow. And he is naughty when He sleeps, and so Hyunseong and His Brother Kwangmin Have to wake him up~ Youngmin also mention that It’s hard to wake him up~ Even though His standing his still sleeping !
43. When they were kids, youngmin and kwangmin did everything together.
44. Young Min likes to lay around rolling here and there on the bed, KwangMin and Hyun Seong had to wake him up
45. Youngmin want to be the type of boyfriend that is….. serious when the situation is serious and be funny when joking.
46. Kwangmin want to be the type of boyfriend who cares for his lover silently.47. Kwangmin aparently dislikes hairspray because he forgets to close his mouth and eyes
48. Youngmins favourite color is Yellow whilst Kwangmin likes Blue
49. They each had their first kiss stolen by a noona
50. Both twins are right handed
51. Youngmin loves Kwangmin because he’s always happy. Kwangmin loves Youngmin because he thinks he’s the prettiest out of all the members
52. Kwangmin once got wounded when Youngmin pinched him during one of their CF shooting
53. When fans asked Kwangmin why he liked Pikachu he replied “Because he is Yellow. And he goes Pika Pi Pikachu”