Well I have my obsessions for any songs! but I like it for months! and years xD no lie!, ok here is my list.

Obsessions for this songs
1. Ashlee Simpson - La La (4 months with the obssesion)
2. Nelly Furtado - Maneater (3 months with the obsession)
3. Shakira - Whenever, Wherever (51 days with the obsession)
4. Christina Aguilera - Beautiful (2 months with the obsession)
5. Christina Aguilera - Fighter (1 month with the obsession)
6. Jem - Just A Ride (45 days with the obsession)
7. Simple Plan - Addicted (35 days with the obsession)
8. INXS - Pretty Vegas (1 month with the obsession)
9. Natasha Bedingfield - Unwritten (1 month with the obsession)
10. Gwen Stefani - Rich Girl (50 days with the obsession

What is yours?

I was most obsessed with..

1. Nightwish - Nemo
2. Utada Hikaru - Passion
3. Mariah Carey - We Belong Together
4. Darren Hayes - Hero
5. Mariah Carey - Bringin' On The Heartbreak

Let me remember /o/

Christina Aguilera - Beautiful
Nelly f/ Kelly Rowland - Dilemma
t.A.T.u. - All The Things She Said
Linkin Park - Numb
Beyonce - Baby Boy
The Black Eyed Peas - Shut Up
Avril Lavigne - My Happy Ending
Green Day - American Idiot
Good Charlotte - Predictable
Gwen Stefani - Hollaback Girl
J.Lo - Hold You Down
System Of A Down - Question!
Simple Plan - Crazy
Madonna - Hung Up
My Chemical Romance - Helena
Kelly Clarkson - Because Of You
Shakira - Hips Don't Lie
Panic! At The Disco - I Write Sins Not Tragedies

[QUOTE=Kworb]I was most obsessed with..

1. Nightwish - Nemo
-------

You know Nightwish also?
I prefer Dark Chest of Wonders than Nemo but Nemo is still amazing.

Jessica Simpson: Angels
Kelly Clarkson: Breakaway
Kelly Clarkson: Behind These Hazel Eyes
Green Day: Boulevard of Broken Dreams
Evanescence: My Immortal
Simple Plan: Welcome to My Life
Good Charlotte: Predictable
Outkast: Roses
and others, can't think of right now.

oh I Love Dark Chest of Wonders! OMG and The Siren!

Yep they are my favorite band.. I love all of their songs but Nemo was the song I couldn't stop playing for months on end.

Mariah Carey - Shake It Off and Say Somethin'
Terror Squad - Lean Back
Nelly Furtado - Maneater
Britney Spears - Everytime
Mary J. Blige - Be With You and Family Affair
Shakira - Hips Don't Lie
Kelly Clarkson - Behind These Hazel Eyes and Walk Away
Missy Elliott - Get UR Freak On and Lose Control
Ciara - 1, 2, Step
Gwen Stefani - Hollaback Girl and Cool
Green Day - Wake Me Up When September Ends
Monica - Everytime the Beat Drop
Evanescence - Call Me When You're Sober
Lindsay Lohan - Rumors
Ashlee Simpson - LaLa, Boyfriend, Invisible, L.O.V.E., and Pieces of Me
Jessica Simpson - I Belong To Me, A Public Affair, and With You

and so many more...

BRITNEY SPEARS - OOPS.. I DID IT AGAIN ( 5 years with the obsession )
BRITNEY SPEARS - STRONGER ( 5 years with the obsession )
BRITNEY SPEARS - LUCKY ( 5 years with the obsession )
BRITNEY SPEARS - OVERPROTECTED ( 6 years with the obsession )
BRITNEY SPEARS - CINDERELLA ( 3 years with the obsession )
BRITNEY SPEARS - MATM ( 3 1/2 years with the obsession)
BRITNEY SPEARS - TOXIC ( 3 years with the obsession)
BRITNEY SPEARS - BREATHE ON ME ( 3 years with the obsession)

And more...

Lindsay Lohan- Over
t.A.T.u.- All About Us(the biggest obsession of them all)
Nelly Furtado- Maneater
Snow Patrol- You're all I have
Linkin Park- One Step Closer
Coldplay- Fix You
Foo Fighters- Best of You

No Doubt - Bathwater
Bran Van 3000 - Astounded
Jagged Edge - Goodbye
Shakira - Hips Don't Lie
Vanessa Carlton - A Thousand Miles
Jimmy Eat World - Work
All Saints - Pure Shores

Xtian

You have to listen to more than just Britney, who knows what it does to your brain.

Man I was obessed with so many.

Naughty by Nature-Feels Good
Michelle Branch-All You Wanted
Pink-Family Portrait/Just Like a Pill
Shakira-Objection
Justin Timberlake-Cry me a River
Britney Spears-Overprotected
Avril Lavigne-My Happy Ending
Mase-Welcome Back

Man there is so many but the list would go on and on....

Heaven- DJ Sammy
Behind These Hazel Eyes/Maybe/All I Know- Kelly Clarkson
Going Under/Bring Me To Life/My Immortal- Evanescence
Addicted/Shut Up!- Simple Plan
Predictable/I Just Wanna Live- Good Charlotte
Fighter- Christina Aguilera
Lonely No More- Rob Thomas
Are You Gonna Be My Girl- JET
Stupid Girls- Pink
Lady Marmalade- Pink, Christina, Mya, Lil Kim
My Band- D12
Just Lose It/Encore/Stan- Eminem
Scars- Papa Roach
Dont Cha- PCD
Karma- Alicia Keys
Rich Girl/Hollaback Girl- Gwen Stefani
Listen To Your Heart- D.H.T.
Lose Control- Missy Elliott
Feel Good Inc.- Gorillaz
Lose My Breath- Destiny Child
1,2, Step/Goodies- Ciara
Nobody's Home/Sk8ter Boy/Complicated/Happy Endings- Avril Lavigne
Ocean Avenue/Only One- YellowCard
Lonely- Akon
Sugar (Gimme Some)- Trick Daddy
Almost/1985- Bowling For Soup
Just The Girl- Click Five
Numb/In The End- Linkin Park
Goin Crazy- Natalie
Only U- Ashanti
What Hurts The Most/My Wish- Rascal Flatts
Dont Bother- Shakira
Get Right- Jennifer Lopez
Its My Life/Dont Speak(i know its from 1997 but its a really great song)- No Doubt
Toxic/Everytime- Britney Spears
Dare You To Move- Switchfoot
Hey Ya/Roses- Outkast

not so much 2006 songs got my attention.

LADY MARMALADE!
Outkast - Hey Ya!
Michelle Branch - Everything / Feeling You
Avril Lavigne - I'm With You
Vanessa Carlton - A Thousand Miles
Gwen Stefani - Hollaback Girl
Jessica Simpson - Whats It Gonna Be
Justin Timberlake - Rock Your Body
Britney Spears - Anticipation
Ashlee Simpson - Nothing New

wake up, fly, so yesterday, come clean, our lips are sealed, beat of my heart - hilary duff!!! and PLAY WITH FIRE!!!

Avril Lavigne - Complicated
Kelly Clarkson - Miss Independent and Since u been gone (still addicted to SUBG)
Evanescence - Bring me to life, Everybodys fool
Natasha Bedingfield - These words

and much more that I can´t even remember...

huaauhaau

Britney Spears - Toxic
Britney Spears - Me against the music
Britney Spears - Anticipating
Britney Spears - Lonely
Britney Spears - Lucky
Britney Spears - Stronger
Shakira - Whenever
Shakira - Underneath you cllothes
Shakira - La Tortura
Shakira - Hips Dont Lie
Dido - Life for rent
Justin T. -Cry me a river
Justin - Rock Your Body
Nelly Furtado - Try
Roobie Williams - Feel
Evanescence - My Immoral
Evanescence - Call Me When you're sober
Evanescence - Everybody's fool
Xtina - Dirrty
Xtina - I Turn To You
Mariah Carey - Its like that
Mariah - Through the rain
Hilary D. - Wake Up
Kelly C - Behind these hazel eyes and Since u been gone
Lindsay - Rumors / Confessions of a broken heart
Back to Britney 8-)
Britney Spears - Do Somethin & My Prerogative
Britney Spears - Someday
Britney - Shadow (L)
Britney - Boom Boom
Nelly f. - Maneater
Nelly - Promiscuous
Jessica S. - A Public affair/I Belong to me

Oh god many songs!!!I have more , but its ok 8-)

Beyonce-Irreplaceable
Beyonce-Deja Vu
Siddharta- Samo Edini
Evanescence- Lithium

Kelly Calrkson - Behind These Hazer Eyes
RBD - Trás de Mi
Madonna - Sorry
Britney Spears - Toxic
Lindsay Lohan - Edge Of Seventeen
Avril Lavigne - My Happy Ending
Beyoncé - Baby Boy
Mariah Carey - Shake It Off

Hum, maybe these songs:
Ashlee Simpson - LOVE
Kelly Clarkson - Because of You
Nelly Furtado - Maneater
Ashlee Simpson - Invisible
Shakira - Hips Don't Lie
P!nk - Who Knew
Ashlee Simpson - Boyfriend
Julieta Venegas - Me Voy
Shakira - Don't Bother
Ashlee Simpson - Beautifully Broken
James Blunt - You're Beautiful
Nikki Clan - No me Digas que No
The Veronicas - When it All Fall Parts
Moderratto - Sentimettal
Maná - Labios Compartidos

...and the list don't end

INTERPOL nyc (2003)
PLACEBO special needs (2003)
BUSH letting the cables sleep (2000)
AZURE RAY new resolution (2004)
STRAYLIGHT RUN hands in the sky (2005)
DAMIEN RICE the blowers daughter (2004)
DAVID GRAY sail away (2000)

and more