1. Kwangmin and Youngmin can’t do gag, their gags are not funny at all.
2. The Twins love immature things.
3. Youngmin is taller than Kwangmin.
4. The Twins have been in over 300 CF’s before their debut.
5. The Twins don’t get enough sleep because of the sitcom recordings.
6. Youngmin is too tired when Kwangmin is too hyper.
7. The Twins like putting things in their mouths.
8. Kwangmin wanted to go blonde like Youngmin but the company wouldn’t let him because people might not tell them apart.
9. If you put the Jo Twins names together you get the word ‘honor’ (YoungKwang).
10. Kwangmin’s voice is deeper that Youngmin’s.
11. The Jo Twins are more popular in Boyfriend because they were the famous ‘Ulzzang Twins’ in Korea.
12. Kwangmin sits on the floor like a girl whereas Youngmin sits like a man.
13. Youngmin loves his brother because he’s always happy. Kwangmin loves his hyung because he thinks he’s the prettiest out of all the members.
14. The twins sleep at the same time and in the same position
15. Youngmin and Kwangmin don’t fight as much. If they do, they would just talk back to each other nicely or crack some jokes and they’ll be fine
16. According to fans, the twins owns an iPad – and even stuck their names onto it so they wouldnt get mixed up
17. Due to Kwangmin’s shyness, he gets less camera time compared to Youngmin
18. The twins shared backpack when going to recording
19. The twins are known as SS501 Kim Hyun Joong’s look-a-like
20. When the twins were little, they did everything together
21. Kwangmin said in an interview that he been very busy recently and he haven’t talk or meet his family at all. Suddenly, Youngmin yelled out “BUT IM YOUR FAMILY!”
22. Once, Kwangmin had to replaced Youngmin’s photoshoot because Youngmin fell from a swing and cried
23. “Kwangmin is like the hyung, but at the end of the day, Youngmin steps up as the real hyung when he has to.” –Donghyun
24. According to Youngmin, Kwangmin doesn’t speak much when it’s only the two of them together [W Academy]
25. Youngmin get to dye his hair prior to their debut – to tell the twins apart
26. The twins are scared of firecrackers
27. The twins like to eat grapes
28. At first, Youngmin did not include Kwangmin in the ‘family members’ column form for the W Academy admission. [W Academy]
29. The Jo Twins both have stars in their signatures.
30. The Jo Twins have a younger brother named Hyunmin.