[Nemo]

1) Everytime
2) Lonely
3) Womanizer
4) Lucky
5) Hold It Against Me

[superben]

1. Everytime
2. Toxic
3. If U Seek Amy
4. Circus
5. Work Bitch

[Baby Boy]

1. Gimme More
2. Break the Ice
3. Work Bitch
4. Breathe on Me
5. I'm A Slave 4 U

[Bloomers]

I don't have many plays for Britney due to a reset, but they're pretty spot on for me.

1) Sronger
2) Overprotected
3) I'm A Slave 4 U
4) Work Bitch/Bitch Bitch Remix
5) Oops! ... I Did It Again

[theo.]

If I did have iTunes or last.fm, top 5 for Brit would probably look like this:

Oops!... I Did It Again
Til the World Ends (Femme Fatale Remix)
Stronger
Toxic
Baby One More Time

[Yooorsh]

My iTunes don't know her.

[Eric.]

1. Toxic
2. Piece of Me
3. Work B**ch
4. How I Roll
5. Soda Pop

[posh]

Britney Spears:

1. Work Bitch (135)
2. Perfume (50)
3. Piece of Me (35)
4. Circus (28)
5. Hold It Against Me/...Baby One More Time (25)

[Αnt]

1. "Womanizer" 138 Plays
2. "Everytime" 129 Plays
3. "If U Seek Amy" 113 Plays
4. "Hold It Against Me" 106 Plays
5. "Circus" 105 Plays
6. "Shattered Glass" 98 Plays
7. "My Baby" 98 Plays
8. "3" 98 Plays
9. "Out from Under" 78 Plays
10. "Lace and Leather" 74 Plays

I *****d out the Circus album when it was first released.

[Jackson]

1. Alien
2. Passenger
3. Till the World Ends
4. I Wanna Go
5. Criminal

[mandym]

Work B*tch
Passenger
Break The Ice
Toy Soldier
Up N Down

[eli's_rhythm]

1. Hold It Against Me
2. Womanizer
3. 3
4. Gimme More
5. Get Naked (I Got A Plan)

[Lucyyyyyyyyy]

1. Unusual You
2. Work Bitch
3. Out From Under
4. Hold It Against Me
5. Till The World Ends

[˚Greedy for Ari˚]

1. Perfume (DONT KNOW HOW THATS #1) - 176
2. Work Bitch - 171
3. Seal It With a Kiss - 156
4. Trouble For Me - 122
5. Gimmie More - 110

[Beyoncé-Knowles]

Toxic
Break The Ice
Outta This World
Circus
Heaven on Earth

[Dollas n Diamonds]

Radar
Alien
Mona Lisa
Scary
Now That I Found You

what strange group

nothing over ten plays

[Nat A]

1. Seal It with a Kiss
2. Toxic
3. Break the Ice
4. Hold It Against Me
5. If U Seek Amy

[Zaynsus]

01. Lucky
02. My Prerogative
03. Born to Make You Happy
04. Do Somethin'
05. Toxic

[Bounce]

1. 3
2. ...Baby One More Time
3. Gimme More
4. Oops!...I Did It Again
5. Work Bitch

[Legacy]

1. Gimme More
2. Touch of My Hand
3. Womanizer
4. Work Bitch
5. Breathe on Me