Taken from The Blind Archer

Happiness Percent.
[ ] You have a boyfriend/girlfriend
[x] You have your own room.
[ ] You own a cell phone.
[ ] You have an ipod/ mp3 player.
[ ] Your parents are still married.
[x] You have more than 2 best friends.
[ ] There is a swimming pool in your backyard.
T 0 T A L: 2
(overall: 2)

[x] You dress how you want to.
[ ] You hang out with friends more than once a week.
[x] There is a computer/ laptop in your room.
[ ] You have never been beaten up.
[ ] You never cry more than twice a month.
[x] You are allowed to listen to the music you want to.
[ ] Your room is big enough for you.
[ ] People don't use you for something you have.
[x] You have been to a concert.
T 0 T A L: 2
(overall: 4)

[ ] You don't have a myspace.
[ ] Your parents let you have a myspace.
[ ] You get allowance. (I don't count it as one now)
[ ] You collect something normal.
[ ] You look forward to going to school/college.
[ ] You don't wish you were someone else.
[ ] You play a sport.
[x] You do something after school/college.
T 0 T A L: 1
(overall: 5)

[ ] You own a car.
[x] You usually don't fight with your parents.
[ ] You are happy with your appearance.
[ ] You aren't self-conscious at all.
[ ] You have never got a failing grade in your life. (Who the hell hasn't?)
[x] You have friends.
T 0 T A L: 2
(overall: 7)

[ ] You know what is going on in the world.
[ ] You care about so many people.
[ ] You are happy with your life.
[ ] You know more than one language.
[x] You have a screen name.
[ ] You own a pet.
[ ] You know the words to more than 5 songs.
[ ] You don't have any enemies
[x] You are a generally nice person.
T O T A L: 2
Overall total: 9

Multiply by 3:
27% Happy