1.You can never stop talking about them
2.You think about them 24/7
3.You never listen to another band beside them
4.You say "Oh My Nick Jonas or Oh My Bonus Jonas or Oh My Jonas"
5.You know their songs by heart
6.You have a bunch of posters of them in your locker or room
7.You know all about them
8.You're always on the fan site
9.Listen to their songs 24/7
10.You say you love them to death
11.You know all about The Jonas Brothers
12.You know their full names
13.You know their little brother Frankie
14.You sing The Jonas Brothers songs in front of your friends but you don't care
Thats all I could come up and any others!