Number Ones: MCHammer

4 Weeks

Adele — Rolling in the Deep cover artwork

Rolling in the Deep

From the album: 21

3 Weeks

Pitbull featuring Ne-Yo, AFROJACK, & Nayer — Give Me Everything cover artwork

Give Me Everything

Pitbull featuring Ne-Yo, AFROJACK, & Nayer

From the album: Planet Pit

5 Weeks

LMFAO featuring Lauren Bennett & GoonRock — Party Rock Anthem cover artwork

Party Rock Anthem

LMFAO featuring Lauren Bennett & GoonRock

From the album: Sorry for Party Rocking

4 Weeks

Lady Gaga — Judas cover artwork

Judas

From the album: Born This Way

3 Weeks

Jennifer Lopez featuring Pitbull — On The Floor cover artwork

On The Floor

Jennifer Lopez featuring Pitbull

From the album: Love?

6 Weeks

Rihanna — S&M cover artwork

S&M

From the album: Loud

3 Weeks

Alexis Jordan — Happiness cover artwork

Happiness

From the album: Alexis Jordan

2 Weeks

USHER — More cover artwork

More

From the album: Versus

3 Weeks

Jessica Mauboy featuring Ludacris — Saturday Night cover artwork

Saturday Night

Jessica Mauboy featuring Ludacris

From the album: Get 'Em Girls

3 Weeks

P!nk — Raise Your Glass cover artwork

Raise Your Glass

From the album: Greatest Hits... So Far!!!

3 Weeks

Kesha — We R Who We R cover artwork

We R Who We R

From the album: Cannibal

5 Weeks

Rihanna — Only Girl (In the World) cover artwork

Only Girl (In the World)

From the album: Loud

4 Weeks

Eminem featuring Rihanna — Love the Way You Lie cover artwork

Love the Way You Lie

Eminem featuring Rihanna

From the album: Recovery

1 Week

Nelly — Just a Dream cover artwork

Just a Dream

From the album: 5.0

2 Weeks

Kesha — Take It Off cover artwork

Take It Off

From the album: Animal

10 Weeks

Katy Perry featuring Snoop Dogg — California Gurls cover artwork

California Gurls

Katy Perry featuring Snoop Dogg

From the album: Teenage Dream

2 Weeks

Flo Rida featuring David Guetta — Club Can't Handle Me cover artwork

Club Can't Handle Me

Flo Rida featuring David Guetta

From the album: Only One Flo (Part 1)

2 Weeks

Cheryl — Fight for This Love cover artwork

Fight for This Love

From the album: 3 Words

4 Weeks

USHER featuring will.i.am — OMG cover artwork

OMG

USHER featuring will.i.am

From the album: Raymond v. Raymond

6 Weeks

Lady Gaga featuring Beyoncé — Telephone cover artwork

Telephone

Lady Gaga featuring Beyoncé

From the album: The Fame Monster