Top 40 Hits of Early September 1999
| 1 | Lou Bega | Mambo No 5 (A Little Bit Of...) |
| 2 | Shaft | (Mucho Mambo) Sway |
| 3 | Geri Halliwell | Mi Chico Latino |
| 4 | Moloko | Sing It Back |
| 5 | DJ Jurgen Presents Alice Deejay | Better Off Alone |
| 6 | DJ Jean | The Launch |
| 7 | Westlife | If I Let You Go |
| 8 | TLC | Unpretty |
| 9 | Another Level featuring TQ | Summertime |
| 10 | Bran Van 3000 | Drinking In L.A. |
| 11 | Ricky Martin | Livin' La Vida Loca |
| 12 | Enrique Iglesias | Bailamos |
| 13 | Ronan Keating | When You Say Nothing At All |
| 14 | A1 | Summertime Of Our Lives |
| 15 | Stereophonics | I Wouldn't Believe Your Radio |
| 16 | A*Teens | Mamma Mia |
| 17 | Ocean Colour Scene | Profit In Peace |
| 18 | Martine McCutcheon | I've Got You |
| 19 | Texas | Summer Son |
| 20 | Will Smith featuring Dru Hill | Wild Wild West |
| 21 | Binary Finary | 1999 |
| 22 | Apollo Four Forty | Stop The Rock |
| 23 | The Cartoons | Aisy Waisy |
| 24 | Five | If Ya Gettin' Down |
| 25 | Eminem featuring Dr Dre | Guilty Conscience |
| 26 | The Offspring | The Kids Aren't Alright |
| 27 | Basement Jaxx | Rendez-Vu |
| 28 | Travis | Why Does It Always Rain On Me? |
| 29 | Britney Spears | Sometimes |
| 30 | Shania Twain | That Don't Impress Me Much |
| 31 | Ayla | Ayla |
| 32 | Mark Morrison & Connor Reeves | Best Friend |
| 33 | Caprice | Oh Yeah |
| 34 | Whitney Houston | My Love Is Your Love |
| 35 | ATB | 9pm (Till I Come) |
| 36 | Phats & Small | Feel Good |
| 37 | Hepburn | Bugs |
| 38 | Agnelli & Nelson | Everyday |
| 39 | Madonna | Beautiful Stranger |
| 40 | Gomez | Rhythm And Blues Alibi |