Ashley Tisdale - Headstrong
Lady GaGa - The Fame
Katy Perry - One of the Boys
Lindsay Lohan - Speak
Hilary Duff - Metamorphosis
Shakira - Laundry Service (first english album)

There's more that I can't think of right now...

i def thot it said sumthin else

THE FAME!

I'd have to say...

Aly & AJ Into the Rush
The Veronicas The Secret Life Of...
Hilary Duff Metamorphosis
Katy Perry One of the Boys
Kerli Love Is Dead
Kelly Clarkson Thankful
JoJo JoJo
Kelly Osbourne Shut Up
Avril Lavigne Let Go
Natasha Bedingfield Unwritten
Miley Cyrus Meet Miley Cyrus

That's all I can think of at the moment. I'm sure there's tons more I'm forgetting.

Panic! At The Disco - A Fever You Can't Sweat Out
Jason Mraz - Waiting For My Rocket To Come
Maroon 5 - Songs About Jane
John Mayer - Room For Squares
Boys Like Girls - Boys Like Girls
Faber Drive - Seven Second Surgery

Taylor Swift
The Fame
Spirit

The Fame.

Jordin Sparks - Jordin Sparks
David Archuleta - David Archuleta
Vanessa Hudgens - V
The Saturdays - Chasing Lights
Pixie Lott - Turn It Up
Hilary Duff - Metamorphosis
Aly & AJ - Into The Rush
Carrie Underwood - Some Hearts
Lady Gaga - The Fame
Demi Lovato - Don't Forget
Fergie - The Dutchess
Jazmine Sullivan - Fearless
Katy Perry - One of the Boys
JoJo - JoJo
Avril Lavigne - Let Go
Natasha Bedingfield - Unwritten
Miley Cyrus - Meet Miley Cyrus
Jennifer Hudson - Jennifer Hudson
Colbie Caillat - CoCo
Vanessa Carlton - Be Not Nobody
Lil' Mama - VYP: Voice Of The Young People
Leona Lewis - Spirit
Lily Allen - Alright, Still
Michelle Branch - The Spirit Room

Here's my top 10 list:

10. David Cook - David Cook
9. Simple Plan - No Pads, No Helmets.. Just Balls
8. Michelle Branch - The Spirit Room
7. Avril Lavigne - Let Go
6. Paramore - All We Know Is Falling
5. Demi Lovato - Don't Forget
4. Carrie Underwood - Some Hearts
3. Maroon 5 - Songs About Jane
2. Boys Like Girls - Boys Like Girls
1. Hilary Duff - Metamorphosis

CC:
The Veronicas - The Secret Life Of..
Click Five - Greetings From The Imrie House
Secondhand Serenade - Awake

Beyonce - Dangerously In Love
Fergie - The Dutchess
Natasha Bedingfield - Unwritten
Katy Perry - One Of The Boys

How can I forget The Spirit Room?

Metamorphosis

Kanye College Dropout
Alicia Keys Songs in a Minor
Natasha Bedingfield Unwritten
Kid Cudi Man On the Moon
Fergie Duchess
Gaga The Fame

I also forgot College Dropout, Goodies (kinda), and L.A.M.B. for popular albums.

Sara Bareilles - Little Voice
Lady Gaga - The Fame
Adele - 19
Natasha Bedingfield - Unwritten
Katy Perry - One Of The Boys
Fergie - The Dutchess

LADY GAGA - THE FAME
Beyonce - Dangerously In Love
Adele - 19
Alicia Keys - Songs In A Minor
Maroon 5 - Songs About Jane
Duffy - Rockferry
Fergie - The Dutchess
Nelly Furtado - Whoa! Nelly
Jennifer Hudson - Jennifer Hudson
P!nk - Can't Take Me Home
Justin Timberlake - Justified
Jason Mraz - Waiting For My Rocket To Come
John Mayer - Room for Squares
Sara Bareilles - Little Voice
Kanye West - The College Dropout

SOO many good albums!!!

Alicia and Beyonce's debut ***** on any debut this era