Do you know?

Nick is scared of the dark.

Brian has a bad habit of biting his nails and he is afraid of heights.

Nick is Brian's best friend.

Released more than a year ago, the sales of their first album, Backstreet Boys, have already exceeded 6 million. Worldwide sales of their albums have totalled more than 20 million copies.

AJ would not appear without his sunglasses, he once said that he would give US$100 to anyone who catches him not wearing them.

Kevin ever worked for Disney and he acted as the Aladdin!

Brian and AJ admitted that they dated girls. (Well I believe the rest do since they are so talented, girls just go crazy over them!)