Here is my list
Music that makes me happy/excited:

Jackson five - ABC
Jackson five - I want you back
Grandmaster Flash - Birthday party
NWA - Express yourself
Onyx - Slam harder (Got my nickname from this song)
R Kelly - Ignition (Remix)
Rage Against the Machine - Know you enemy
Timbuktu - The botten is nådd
U2 - In gods Country
Busta Rhymes - Break ya neck
Clipse - Grinding
Music that makes me sad/sentimental:

2pac - Dear mama
2pac - Changes
2pac - Keep ya head up
Jaz Z feat R Kelly - It aint personal
Ken - Dödens gränsland
Puff daddy - Is this the end
Puff daddy - Pain
Styles & Angie Stone - Black magic
Ugly Kid Joe - Cats in the cradle
Wu-Tang - A better tomorrow
Wu-Tang - Wu Revololution
City High - What would you do
Music that makes me slow and comfortable:

Smokey Robinson and the Miracles - The tracks of my tears
Notorious BIG - Sky is the limit
R Kelly - Forever more
Sunz of man - Israeli news
The Delfonics - Didn't I blow your mind this time
The Pixies - Where is my mind (end song of Fight Club)
Warren G - Relax ya mind
V-Love - The wilderness
2pac - Me against the world
2pac - To live & die in LA
Al Greene - Tired of being alone
Bloodstone - Natural High
Anything by Bob Marley
Music that makes me in love or horny:

R Kelly - Dream girl
Usher - You Remind me
2pac - Me & my girlfriend
BlackStreet- Diggity
Notorious BIG & R Kelly - Fucking you tonight (don't remember the real title)
Ecstasy - Love School
Ecstasy - Makin' good love
Music that makes me wanna smoke:

Snoop Dogg - Gin & juice
The Fugees - Cowboys
The Specials - Ghost Town.
The Vampire Sound Inc - The lions and the cucumber (nr 1 song for this category

Offcourse there are more song, but I think this is enought.
Some song can be inserted in several feeling, but in the big picture it's about correct.
Feel free to add your own category
