| LW | TW | MuzicBuff's Top 100 | Week Ending April 17th, 2009 | Genre | Wks on Cht | High Pos |
| 2 | 1 | Congratulations | Casey Stratton | Pop | 15 | 1 |
| 3 | 2 | She Knows | Johnny Geib | Pop | 14 | 2 |
| 1 | 3 | Grace | Will Young | Pop | 14 | 1(2) |
| 4 | 4 | Permanent Monday | Jordin Sparks | Pop | 16 | 4 |
| 6 | 5 | Creative | Leon Jackson | Pop | 10 | 5 |
| 7 | 6 | Cyndi Lauper Said No | James Collins | Pop | 9 | 6 |
| 10 | 7 | Love etc. | Pet Shop Boys | Pop | 8 | 7 |
| 12 | 8 | The Fear | Lily Allen | Pop | 9 | 8 |
| 11 | 9 | Heartbreak Make Me A Dancer | Sophie Ellis Bextor | Dance | 20 | 9 |
| 5 | 10 | My Life Would Suck Without You | Kelly Clarkson | Pop | 12 | 1(3) |
| 15 | 11 | Listen All You People | Darren Hayes | Pop | 16 | 11 |
| 23 | 12 | Ring Of Fire | Adam Lambert | Pop | 5 | 12 |
| 19 | 13 | Serial Lovers | Sebastian Karlsson | Pop | 8 | 13 |
| 17 | 14 | Sandcastle Disco | Solange | Pop | 22 | 14 |
| 8 | 15 | Amnesia | Britney Spears | Pop | 16 | 3 |
| 16 | 16 | The Loving Kind | Girls Aloud | Pop | 12 | 16 |
| 18 | 17 | Hell No | Judy Torres | Dance | 12 | 17 |
| 30 | 18 | Come Back To Me | David Cook | Pop | 5 | 18 |
| 9 | 19 | A Little Too Not Over You | David Archuletta | Pop | 16 | 6 |
| 22 | 20 | Dedicated | Taylor Dayne | Pop | 12 | 20 |
| 21 | 21 | Hero | Charlotte Perrelli | Dance | 13 | 21 |
| 35 | 22 | Mad World (American Idol Studio Version) | Adam Lambert | Pop | 2 | 22 |
| 25 | 23 | I Hate This Part | Pussycat Dolls | Pop | 15 | 23 |
| 29 | 24 | Love Resurrection | Aurora featuring Amanda Wilson | Dance | 7 | 24 |
| 13 | 25 | Circus | Britney Spears | Pop | 15 | 4 |
| 34 | 26 | Ain't No Sunshine (American Idol Studio Version) | Kris Allen | Pop | 3 | 26 |
| 14 | 27 | Whenever You Need Me | Infernal | Dance | 16 | 13 |
| 20 | 28 | You Are Not Alone | Michael Sarver | Pop | 6 | 20 |
| 28 | 29 | Hallelujah | Alexandra Burke | Pop | 13 | 28 |
| 32 | 30 | Fight For Love | Elliott Yamin | R&B/Soul | 8 | 30 |
| 33 | 31 | Echo | Cyndi Lauper | Pop | 11 | 31 |
| 31 | 32 | No Can Do | Sugababes | Pop | 12 | 31 |
| 41 | 33 | You're Not Alone (Soundfactory Radio Edit) | BWO | Dance | 4 | 33 |
| NEW | 34 | Falling Slowly (American Idol Studio Version) **HIGH DEBUT** | Kris Allen | Pop | 1 | 34 |
| 27 | 35 | The Greatest (Jason Nevins Radio Edit) | Michelle Williams | Dance | 16 | 25 |
| 38 | 36 | Believe Again | Brinck | Pop | 5 | 36 |
| 42 | 37 | Shining Light | Annie Lennox | Pop | 9 | 37 |
| 45 | 38 | Best Days Of Your Life | Kellie Pickler | Country | 10 | 38 |
| 26 | 39 | Beautiful U R | Deborah Cox | Pop | 27 | 8 |
| 39 | 40 | I Need A Love Song | Babyface | Pop | 14 | 39 |
| 37 | 41 | Real Good Thing | Marc Broussard | Pop | 24 | 35 |
| 24 | 42 | No More Rain | Kylie Minogue | Pop | 20 | 2 |
| 44 | 43 | How Do You Sleep? | Jesse McCartney | Pop | 8 | 43 |
| 48 | 44 | 1-2-3-4 | Plain White T's | Pop | 11 | 44 |
| 52 | 45 | Home Sweet Home | Carrie Underwood | Pop | 4 | 45 |
| 47 | 46 | Mr Right Now | Jalayne Tradler & Billy Dean | Country | 16 | 46 |
| 46 | 47 | Workin' On A Dream | Bruce Springsteen | Pop | 15 | 44 |
| 51 | 48 | I Ran (So Far Away) | Darude featuring Blake Lewis | Dance | 15 | 48 |
| 57 | 49 | Always 2009 | Erasure | Pop | 6 | 49 |
| 36 | 50 | Broken | Brandon Rogers | Pop | 24 | 33 |
| 53 | 51 | Single Ladies (Put A Ring On It) | Beyonce | R&B | 16 | 5 |
| 58 | 52 | Silly Really | Per Gessle | Pop | 6 | 52 |
| 61 | 53 | To Make You Feel My Love (American Idol Studio Version) | Kris Allen | Pop | 5 | 53 |
| 69 | 54 | I Will Be | Leona Lewis | Pop | 6 | 54 |
| 40 | 55 | Sober | Pink | Pop | 16 | 11 |
| 55 | 56 | Love | Matt White | Pop | 16 | 53 |
| NEW | 57 | I Can't Make You Love Me (American Idol Studio Version) | Allison Araheta | Pop | 1 | 57 |
| 43 | 58 | I Stay In Love (Jody En Broeder Radio Mix) | Mariah Carey | R&B | 23 | 1(2) |
| 59 | 59 | What It Takes To Win | Journey | Pop | 7 | 59 |
| 67 | 60 | Wrong Turn | Lucas Prada | Pop | 7 | 60 |
| 63 | 61 | Tell Me | Jon Nite | Country | 8 | 61 |
| 68 | 62 | Please Please Please | Sasha | Pop | 6 | 62 |
| 66 | 63 | Enemies | Ryan Cabrera | Pop | 12 | 63 |
| 71 | 64 | Absolutely Positively | Anastacia | Pop | 5 | 64 |
| 50 | 65 | Run | Leona Lewis | Pop | 13 | 45 |
| 54 | 66 | P.Y.T. (Pretty Young Thing) - American Idol Studio Version) | Danny Gokey | Pop | 6 | 36 |
| 74 | 67 | Blame It On The Summer | Basia | Pop | 2 | 67 |
| 87 | 68 | Motivation | Sheryl Crow | Pop | 4 | 68 |
| 100 | 69 | If You Seek Amy (Radio) | Britney Spears | R&B | 2 | 69 |
| 56 | 70 | Everything I Don't Need | Clay Aiken | Pop | 16 | 56 |
| 76 | 71 | S.O.S. | Ola | Pop | 8 | 71 |
| 73 | 72 | At First Sight | Jay Brannan | Pop | 4 | 72 |
| 80 | 73 | Time After Time (Radio Edit) | Ronan Keating | Pop | 4 | 73 |
| 72 | 74 | Get On With It | Val Emmich | Pop | 11 | 71 |
| 75 | 75 | You Pulled Me Through | Jennifer Hudson | R&B | 7 | 75 |
| 90 | 76 | I Could Break Your Heart Any Day Of The Week | Mandy Moore | Pop | 2 | 76 |
| 49 | 77 | Even If | Andy Abraham | Pop | 21 | 30 |
| 60 | 78 | Miles Away | Madonna | Pop | 23 | 1(1) |
| 62 | 79 | What Hurts the Most (American Idol Studio Version) | Danny Gokey | Pop | 3 | 59 |
| 89 | 80 | Life Is Okay | Michael Johns featuring Brooke White | Rock | 3 | 80 |
| 82 | 81 | What's Right Is Right | Taylor Hicks | Rock | 8 | 76 |
| NEW | 82 | Halo | Beyonce | R&B | 1 | 82 |
| 83 | 83 | Candlelight | Jody Watley | R&B | 7 | 83 |
| 94 | 84 | Infected | Right Said Fred | Pop | 2 | 84 |
| NEW | 85 | Gives You Hell | All American Rejects | Pop | 1 | 85 |
| 81 | 86 | I Told You So | Carrie Underwood | Country | 9 | 68 |
| 78 | 87 | A Love Bizarre | Monrose | Pop | 16 | 67 |
| 65 | 88 | Make You Crazy | Brett Dennen | Pop | 26 | 13 |
| 93 | 89 | Kiss Me | Alan Connor | Dance | 3 | 89 |
| NEW | 90 | If This Isn't Love (Stonebridge Radio Edit) | Jennifer Hudson | R&B | 1 | 90 |
| 64 | 91 | Poker Face | Lady GaGa | Pop | 10 | 50 |
| 70 | 92 | Next Plane Home | Daniel Powter | Pop | 26 | 7 |
| 79 | 93 | Little Miss Heartbreaker | Lemar | Pop | 14 | 64 |
| 88 | 94 | I Surrender (American Idol Studio Version) | Lil Rounds | Pop | 3 | 88 |
| 98 | 95 | Love Story (Digital Dog Radio Mix) | Taylor Swift | Dance | 10 | 83 |
| 92 | 96 | Patience | Nick Lachey | Pop | 4 | 89 |
| 77 | 97 | Greatest Day | Take That | Pop | 16 | 26 |
| 84 | 98 | Heat Of The Moment | Jordan Leech | Pop | 21 | 57 |
| NEW | 99 | 21st Century Life | Sam Sparro | Pop | 1 | 99 |
| 86 | 100 | If I Were A Boy | Beyonce | Pop | 25 | 4 |
| LW | TW | MuzicBuff's CHARTBOUND | Week Ending April 17th, 2009 | Genre | Wks on Cht | |
| 10 | 1 | Just Go | Lionel Richie | Pop | 3 | |
| 16 | 2 | Love Sex Magic | Ciara F/ Justin Timberlake | Dance | 2 | |
| 9 | 3 | Feel So Good [Shanghai Surprize Radio Edit] | Sean Ensign | Dance | 10 | |
| 22 | 4 | Lucky One | Raul Malo | Country | 2 | |
| NEW | 5 | I Do Not Hook Up | Kelly Clarkson | Pop | 1 | |
| 7 | 6 | Radio | Danny | Pop | 10 | |
| 3 | 7 | What Do I Do With My Heart | The Eagles | Country | 8 | |
| 13 | 8 | Takin' Back My Love | Enrique Iglesias featuring Sarah Connor | Pop | 7 | |
| NEW | 9 | Chocolate Box | Prince | Pop | 1 | |
| 6 | 10 | You Make Me Feel Like Dancing | Neo | Pop | 10 | |
| 18 | 11 | Please Don't Leave Me | P!nk | Pop | 3 | |
| 8 | 12 | Up All Night | Take That | Pop | 7 | |
| NEW | 13 | The Climb | Miley Cyrus | Country | 1 | |
| 14 | 14 | Can't Stop Thinking About You | Westlife | Pop | 6 | |
| 11 | 15 | Before He Cheats (Almighty Single Mix) | Jackie '0' | Dance | 4 | |
| NEW | 16 | Touch My Hand | David Archuletta | Pop | 1 | |
| 15 | 17 | Underestimated (Album Mix) | Jennifer Paige | Pop | 4 | |
| 21 | 18 | Wrong | Depeche Mode | Pop | 7 | |
| 12 | 19 | You're My World | Emilia | Top 40 | 5 | |
| 17 | 20 | Come Along For The Ride | Matt Goss | Pop | 3 | |
| 33 | 21 | Fuck You | Lily Allen | Pop | 2 | |
| 20 | 22 | Standing On My Own | Danielle Bollinger, DJ Russ Harris | Dance | 10 | |
| 23 | 23 | I Caught You Crying | Jason Allan | Pop | 12 | |
| 19 | 24 | The Boy Does Nothing | Alesha Dixon | Pop | 12 | |
| 24 | 25 | Part Time Lover | Matt Giraud | Pop | 2 | |
| 30 | 26 | Crash Into Me | Stevie Nicks | Rock | 3 | |
| 26 | 27 | My Deliverer | Mandisa | Inspirational | 5 | |
| 29 | 28 | Stay | Nouveau Riche | Dance | 12 | |
| 38 | 29 | Fear of Flying | Kimberly Caldwell | Country | 2 | |
| 25 | 30 | Worked Up | Brian Anthony | Dance | 13 | |
| 27 | 31 | Lips Of An Angel (Josh Harris Radio Edit) | Renee Stakey | Dance | 15 | |
| NEW | 32 | Spaceman | The Killers | Pop | 1 | |
| 31 | 33 | To Lose My Life | White Lies | Pop | 10 | |
| 35 | 34 | Wrong Side Of Yesterday | Secrets In Stereo | Pop | 5 | |
| 40 | 35 | Electric Light | Infernal | Pop | 2 | |
| 37 | 36 | Don't Trust Me | 3OH!3 | Pop | 4 | |
| 32 | 37 | Shattered | OAR | Rock | 16 | |
| NEW | 38 | Eh Eh Nothing Else I Can Say | Lady Gaga | Pop | 1 | |
| NEW | 39 | Disconnect Me | Marie Serneholt | Top 40 | 1 | |
| 28 | 40 | Telluride | Josh Gracin | Country | 10 | |
| Chartbound Pool | Week Ending April 17th, 2009 | Genre | ||||
| (My) Boy Lollipop | Fizzy | Rock | ||||
| 1000 Miles | H.E.A.T | Top 40 | ||||
| ADD | 28,000 Friends | Eoghan Quigg | Pop | |||
| Affection | Emy Grift | Rock | ||||
| Ain't Nothin' Goin' On But The Rent (7th Heaven Radio Edit) | 7th Heaven Feat. Katherine Ellis | Electronic | ||||
| All In My Head | Shawn Mullins | Pop | ||||
| America's Song | Stars For America | Pop | ||||
| Another Day | Michal Nicolas | Dance | ||||
| Another Lifetime | DJ Russ Harris, Jim Verraros | Electronic | ||||
| Another One Of Your Goodbyes | Shawn Daudlin | Rock | ||||
| Another You | John Rich | Country | ||||
| At Last | Beyonce | Pop | ||||
| Baby Goodbye | E.M.D. | Top 40 | ||||
| Back To School | Dave Patten | Rock | ||||
| Back To The Streets (Radio Edit) | Tom Novy | Rock | ||||
| Bad Girl | Janeen Simone | Rock | ||||
| Baker Street | Michael Mind | Dance | ||||
| Bang That Box | Roget Sanchez featuring Terri B | Dance | ||||
| Beautiful (Mark Picchiotti Radio Edit) | Jada | Dance | ||||
| Beautiful, Dirty, Rich | Lady GaGa | Pop | ||||
| Because I’m Awesome | The Dollyrots | Rock | ||||
| Beggin' (Radio Edit) | Madcon | Dance | ||||
| Better As A Memory | Kenny Chesney | |||||
| Better In Time (Almighty Anthem Edit) | Jamie Knight | Dance | ||||
| Black & White | Adam Lambert | Pop | ||||
| Blame It On You (Radio Mix) | Gathania | Dance | ||||
| Body Language | Jesse McCartney | Pop | ||||
| Boom Boom Pow | Black Eyed Peas | Pop | ||||
| Boombox | Kylie Minogue | Pop | ||||
| Bounce (Tracy Young Radio Mix) | Oryon | Dance | ||||
| Boyfriend | Alphabeat | Dance | ||||
| Brand New Day | Albert Hammond | Pop | ||||
| Break Me - Radio Mix | Tina Sugandh | Dance | ||||
| Breakin' Dishes (Soul Seekerz Remix) | Rihanna | Dance | ||||
| Breathe Tonight | David Cook | Rock | ||||
| Broken In | Damon Smith | Country | ||||
| Broken Pieces (F&L Radio Edit) | Jennifer Carbonell | Dance | ||||
| By your side | Svetlana Loboda, DJ Lutique | Electronic | ||||
| Call Me Baby | David Tavarre feat. Ruth | Dance | ||||
| Calling You | Sean Butler | Pop | ||||
| Calling You Up | The Ex Box Boys | Pop | ||||
| Camera Shy | Stefr McMichael | Dance | ||||
| Can One Day Change Your Life | Tom Geiger | Electronic | ||||
| Can't Behave | Danielle Peck | Country | ||||
| Can't Get You Off Of My Head | Jim Cole | Pop | ||||
| Can't Stop (Quentin Harris 2008 Remix) | Jason Walker | Dance | ||||
| Caught Up (American Idol Studio Version) | Anoop Desai | Pop | ||||
| Change | Daniel Merriweather | Pop | ||||
| Close My Eyes | Sander Van Doorn Vs Robbie Williams | Pop | ||||
| Cloud Full Of Rocks | Odds | Pop | ||||
| Collide | Lee Mead | Pop | ||||