Lifehouse "Broken" (1 Day/Peak: 10) Coldplay "Lost!" (1 Day/Peak: 10) David Archuleta "Crush" (17 Days/Peak: 1[2]) Ludacris f/ Chris Brown and Sean Garrett "What Them Girls Like" (20 Days/Peak: 1[4]) Leona Lewis "Forgive Me" (10 Days/Peak: 4)
Usher "Trading Places" (5th Day/-3/Peak: 4) Brandy "Right Here (Departed)" (26th Day/=/Peak: 1[4]) Britney Spears "Womanizer" (1st Day/DEBUT/Peak: 8) Pink "So What" (36th Day/-2/Peak: 1[4]) Pussycat Dolls f/ Missy Elliott "WTAT" (3rd Day/+2/Peak: 6) Natasha Bedingfield "Angel" (21st Day/-1/Peak: 1[4]) Ciara f/ T-Pain "Go Girl" (4th Day/+2/Peak: 4) Alicia Keys f/ Jack White "Another Way To Die" (6th Day/-2/Peak: 1[2]) Kevin Rudolf "Let It Rock" (11th Day/+1/Peak: 1[2]) Taylor Swift "Love Story" (15th Day/+1/Peak: 1[2])
Coldplay "Lost!" at #10
Common f/ Pharrell "UMC"
Fergie "Clumsy" (January 2nd)
Jordin Sparks "Tattoo" (January 24th)
Alicia Keys "Like You'll Never See Me Again" (February 4th)
Chris Brown "With You" (February 11th)
Britney Spears "Piece Of Me" (February 25th)
Janet Jackson "Feedback" (March 7th)
Rihanna "Don't Stop The Music" (March 11th)
Carrie Underwood "All-American Girl" (March 26th)
Paula Abdul "Dance Like There's No Tomorrow" (April 18th)
Leona Lewis "Bleeding Love" (April 21st)
Jordin Sparks f/ Chris Brown "No Air" (April 21st)
Mariah Carey "Touch My Body" (April 23rd)
Britney Spears "Break The Ice" (May 9th)
Madonna f/ Justin Timberlake and Timbaland "4 Minutes" (May 30th)
Usher f/ Young Jeezy "Love In This Club" (June 2nd)
Alicia Keys "Teenage Love Affair" (June 18th)
Rihanna "Take A Bow" (June 23rd)
Chris Brown "Forever" (June 27th)
Maroon 5 f/ Rihanna "If I Never See Your Face Again" (July 11th)
Carrie Underwood "Last Name" (July 11th)
Pussycat Dolls "When I Grow Up" (August 8th)
Jordin Sparks "One Step At A Time" (August 13th)
Alicia Keys "Superwoman" (September 9th)
Rihanna "Disturbia" (September 17th)
Coldplay "Viva La Vida" (September 30th)
Carrie Underwood "Just A Dream" (October 6th)
Alanis Morissette "Not As We"
Beyonce "If I Were A Boy"
David Archuleta "Crush" (17 Days/Peak: 1[2]) Coldplay "Lost!" (1 Day/Peak: 10) Usher "Trading Places" (5 Days/Peak: 4) Ludacris f/ Chris Brown and Sean Garrett "What Them Girls Like" (20 Days/Peak: 1[4]) Leona Lewis "Forgive Me" (10 Days/Peak: 4)
Common f/ Pharrell "UMC" (1st Day/DEBUT/Peak: 10) Brandy "Right Here (Departed)" (27th Day/=/Peak: 1[4]) Alicia Keys f/ Jack White "Another Way To Die" (7th Day/-5/Peak: 1[2]) Pink "So What" (37th Day/=/Peak: 1[4]) Pussycat Dolls f/ Missy Elliott "WTAT" (4th Day/=/Peak: 6) Kevin Rudolf "Let It Rock" (12th Day/-3/Peak: 1[2]) Britney Spears "Womanizer" (2nd Day/+4/Peak: 4) Natasha Bedingfield "Angel" (22nd Day/+2/Peak: 1[4]) Ciara f/ T-Pain "Go Girl" (5th Day/+2/Peak: 2) Taylor Swift "Love Story" (16th Day/=/Peak: 1[3])
Usher "Trading Places" at #10
Alanis Morissette "Not As We"
Fergie "Clumsy" (January 2nd)
Jordin Sparks "Tattoo" (January 24th)
Alicia Keys "Like You'll Never See Me Again" (February 4th)
Chris Brown "With You" (February 11th)
Britney Spears "Piece Of Me" (February 25th)
Janet Jackson "Feedback" (March 7th)
Rihanna "Don't Stop The Music" (March 11th)
Carrie Underwood "All-American Girl" (March 26th)
Paula Abdul "Dance Like There's No Tomorrow" (April 18th)
Leona Lewis "Bleeding Love" (April 21st)
Jordin Sparks f/ Chris Brown "No Air" (April 21st)
Mariah Carey "Touch My Body" (April 23rd)
Britney Spears "Break The Ice" (May 9th)
Madonna f/ Justin Timberlake and Timbaland "4 Minutes" (May 30th)
Usher f/ Young Jeezy "Love In This Club" (June 2nd)
Alicia Keys "Teenage Love Affair" (June 18th)
Rihanna "Take A Bow" (June 23rd)
Chris Brown "Forever" (June 27th)
Maroon 5 f/ Rihanna "If I Never See Your Face Again" (July 11th)
Carrie Underwood "Last Name" (July 11th)
Pussycat Dolls "When I Grow Up" (August 8th)
Jordin Sparks "One Step At A Time" (August 13th)
Alicia Keys "Superwoman" (September 9th)
Rihanna "Disturbia" (September 17th)
Coldplay "Viva La Vida" (September 30th)
Carrie Underwood "Just A Dream" (October 6th)
Usher "Trading Places" (5 Days/Peak: 4) Coldplay "Lost!" (1 Day/Peak: 10) Leona Lewis "Forgive Me" (10 Days/Peak: 4) Ludacris f/ Chris Brown and Sean Garrett "What Them Girls Like" (20 Days/Peak: 1[4]) Common f/ Pharrell "UMC" (1 Day/Peak: 10)
Alanis Morissette "Not As We" (1st Day/DEBUT/Peak: 10) Kevin Rudolf "Let It Rock" (13th Day/-4/Peak: 1[2]) Alicia Keys f/ Jack White "Another Way To Die" (8th Day/=/Peak: 1[2]) Brandy "Right Here (Departed)" (28th Day/+2/Peak: 1[4]) Natasha Bedingfield "Angel" (23rd Day/-3/Peak: 1[4]) Pink "So What" (38th Day/+2/Peak: 1[4]) Pussycat Dolls f/ Missy Elliott "WTAT" (5th Day/+2/Peak: 4) Ciara f/ T-Pain "Go Girl" (6th Day/-1/Peak: 2) Britney Spears "Womanizer" (3rd Day/+2/Peak: 2) Taylor Swift "Love Story" (17th Day/=/Peak: 1[4])
Common f/ Pharrell "UMC" at #10
Beyonce "If I Were A Boy"
Fergie "Clumsy" (January 2nd)
Jordin Sparks "Tattoo" (January 24th)
Alicia Keys "Like You'll Never See Me Again" (February 4th)
Chris Brown "With You" (February 11th)
Britney Spears "Piece Of Me" (February 25th)
Janet Jackson "Feedback" (March 7th)
Rihanna "Don't Stop The Music" (March 11th)
Carrie Underwood "All-American Girl" (March 26th)
Paula Abdul "Dance Like There's No Tomorrow" (April 18th)
Leona Lewis "Bleeding Love" (April 21st)
Jordin Sparks f/ Chris Brown "No Air" (April 21st)
Mariah Carey "Touch My Body" (April 23rd)
Britney Spears "Break The Ice" (May 9th)
Madonna f/ Justin Timberlake and Timbaland "4 Minutes" (May 30th)
Usher f/ Young Jeezy "Love In This Club" (June 2nd)
Alicia Keys "Teenage Love Affair" (June 18th)
Rihanna "Take A Bow" (June 23rd)
Chris Brown "Forever" (June 27th)
Maroon 5 f/ Rihanna "If I Never See Your Face Again" (July 11th)
Carrie Underwood "Last Name" (July 11th)
Pussycat Dolls "When I Grow Up" (August 8th)
Jordin Sparks "One Step At A Time" (August 13th)
Alicia Keys "Superwoman" (September 9th)
Rihanna "Disturbia" (September 17th)
Coldplay "Viva La Vida" (September 30th)
Carrie Underwood "Just A Dream" (October 6th)
Gavin DeGraw "Cheated On Me"
Pussycat Dolls "I Hate This Part"
Coldplay "Lost!" (1 Day/Peak: 10) Alanis Morissette "Not As We" (1 Day/Peak: 10) Leona Lewis "Forgive Me" (10 Days/Peak: 4) Ludacris f/ Chris Brown and Sean Garrett "What Them Girls Like" (20 Days/Peak: 1[4]) Common f/ Pharrell "UMC" (1 Day/Peak: 10)
Kevin Rudolf "Let It Rock" (14th Day/-1/Peak: 1[2]) Alicia Keys f/ Jack White "Another Way To Die" (9th Day/-1/Peak: 1[2]) Beyonce "If I Were A Boy" (1st Day/DEBUT/Peak: 8) Brandy "Right Here (Departed)" (29th Day/=/Peak: 1[4]) Pussycat Dolls f/ Missy Elliott "WTAT" (6th Day/-2/Peak: 4) Natasha Bedingfield "Angel" (24th Day/+1/Peak: 1[4]) Taylor Swift "Love Story" (18th Day/-3/Peak: 1[4]) Pink "So What" (39th Day/+2/Peak: 1[4]) Ciara f/ T-Pain "Go Girl" (7th Day/+1/Peak: 2) Britney Spears "Womanizer" (4th Day/+1/Peak: 1[1])
Alanis Morissette "Not As We" at #10
Gavin DeGraw "Cheated On Me"
Fergie "Clumsy" (January 2nd)
Jordin Sparks "Tattoo" (January 24th)
Alicia Keys "Like You'll Never See Me Again" (February 4th)
Chris Brown "With You" (February 11th)
Britney Spears "Piece Of Me" (February 25th)
Janet Jackson "Feedback" (March 7th)
Rihanna "Don't Stop The Music" (March 11th)
Carrie Underwood "All-American Girl" (March 26th)
Paula Abdul "Dance Like There's No Tomorrow" (April 18th)
Leona Lewis "Bleeding Love" (April 21st)
Jordin Sparks f/ Chris Brown "No Air" (April 21st)
Mariah Carey "Touch My Body" (April 23rd)
Britney Spears "Break The Ice" (May 9th)
Madonna f/ Justin Timberlake and Timbaland "4 Minutes" (May 30th)
Usher f/ Young Jeezy "Love In This Club" (June 2nd)
Alicia Keys "Teenage Love Affair" (June 18th)
Rihanna "Take A Bow" (June 23rd)
Chris Brown "Forever" (June 27th)
Maroon 5 f/ Rihanna "If I Never See Your Face Again" (July 11th)
Carrie Underwood "Last Name" (July 11th)
Pussycat Dolls "When I Grow Up" (August 8th)
Jordin Sparks "One Step At A Time" (August 13th)
Alicia Keys "Superwoman" (September 9th)
Rihanna "Disturbia" (September 17th)
Coldplay "Viva La Vida" (September 30th)
Carrie Underwood "Just A Dream" (October 6th)
Coldplay "Lost!" (1 Day/Peak: 10) Leona Lewis "Forgive Me" (10 Days/Peak: 4) Ludacris f/ Chris Brown and Sean Garrett "What Them Girls Like" (20 Days/Peak: 1[4]) Kevin Rudolf "Let It Rock" (14 Days/Peak: 1[2]) Common f/ Pharrell "UMC" (1 Day/Peak: 10)
Gavin DeGraw "Cheated On Me" (1st Day/DEBUT/Peak: 10) Alicia Keys f/ Jack White "Another Way To Die" (10th Day/=/Peak: 1[2]) Taylor Swift "Love Story" (19th Day/-1/Peak: 1[4]) Pussycat Dolls f/ Missy Elliott "WTAT" (7th Day/-1/Peak: 4) Natasha Bedingfield "Angel" (25th Day/-1/Peak: 1[4]) Brandy "Right Here (Departed)" (30th Day/+2/Peak: 1[4]) Beyonce "If I Were A Boy" (2nd Day/+4/Peak: 4) Pink "So What" (40th Day/=/Peak: 1[4]/RETIRED) Ciara f/ T-Pain "Go Girl" (8th Day/=/Peak: 2) Britney Spears "Womanizer" (5th Day/=/Peak: 1[2])
Kevin Rudolf "Let It Rock" at #10
Pussycat Dolls "IHTP"
Fergie "Clumsy" (January 2nd)
Jordin Sparks "Tattoo" (January 24th)
Alicia Keys "Like You'll Never See Me Again" (February 4th)
Chris Brown "With You" (February 11th)
Britney Spears "Piece Of Me" (February 25th)
Janet Jackson "Feedback" (March 7th)
Rihanna "Don't Stop The Music" (March 11th)
Carrie Underwood "All-American Girl" (March 26th)
Paula Abdul "Dance Like There's No Tomorrow" (April 18th)
Leona Lewis "Bleeding Love" (April 21st)
Jordin Sparks f/ Chris Brown "No Air" (April 21st)
Mariah Carey "Touch My Body" (April 23rd)
Britney Spears "Break The Ice" (May 9th)
Madonna f/ Justin Timberlake and Timbaland "4 Minutes" (May 30th)
Usher f/ Young Jeezy "Love In This Club" (June 2nd)
Alicia Keys "Teenage Love Affair" (June 18th)
Rihanna "Take A Bow" (June 23rd)
Chris Brown "Forever" (June 27th)
Maroon 5 f/ Rihanna "If I Never See Your Face Again" (July 11th)
Carrie Underwood "Last Name" (July 11th)
Pussycat Dolls "When I Grow Up" (August 8th)
Jordin Sparks "One Step At A Time" (August 13th)
Alicia Keys "Superwoman" (September 9th)
Rihanna "Disturbia" (September 17th)
Coldplay "Viva La Vida" (September 30th)
Carrie Underwood "Just A Dream" (October 6th)
Pink "So What" (October 17th)
Chris Brown f/ Keri Hilson "Superhuman"
More are TBA!