1) He loves playing online games (such as Starcraft) so much and is really good at playing.

2) In a radio interview he said if he wasn't a singer, he'd like to be a professional gamer.

3) He says that when he sleeps, he snores really loudly and he even drools!

4) Kyuhun practically not only at driving but also at vertical or parallel parking. Kyuhyun rode car to the concert. The fans volunteerely had to go behind him and give signals so he could reverse properly into the lot

5) The last time Kyuhyun had been left outside alone he’d been chased by a dog and climbed up a tree where he’d remained, crying, until the firemen came to get him. In the end Heechul had to climb up the tree because Kyuhyun was attacking all of the firemen who tried to get him down. xD

6) He has numerous nicknames given by fans and the other members.Some of these nicknames are:
GameKyu, DraKyu, KimKyu, SkiKyu, KyuMong, Magnae on top, LordKyu, Lucky, Xiao Shi San or Little 13, PrinceKyu, Kyu, ShyKyu, Captain Cho, Chubby thing and Little boy (given by his sister Cho Ara), ScholarKyu, ChicKyu....................etc.
(it's rumored that he has over 900 nicknames).

7) I am not a hyungwhore. The hyungs are ‘Kyuhyunwhore’

8) He once told a fan, “Compared to you, I’m a genius!”

9) He don’t call Kibum and Ryeowook ‘HYUNG’

10) My motto is to “Not listen to others.”

lol~ he really is the evil Maknae