Happiness - Sound De-Zign
- Entered the UK chart on 15 April 2001 and spent 5 weeks in the charts, reaching a high of number 19.
- Re-entered the UK chart on 20 May 2001 and spent 3 weeks in the charts, reaching a high of number 77.
- Re-entered the UK chart on 17 February 2002 and spent 2 weeks in the charts, reaching a high of number 86.
Happiness 
- Alexis Jordan - Happiness - Billy & Lillie
- Happiness - Billy Lawrence
- Happiness - Goldfrapp
- Happiness - Gregory Isaacs
- Happiness - Kamasutra
(featuring Jocelyn Brown)
- Happiness - Ken Dodd
- Happiness - Lodi
- Happiness - Orson
- Happiness - Pizzaman
- Happiness - Roger Taylor
- Happiness - Serious Rope
(featuring Sharon Dee Clarke)
- Happiness - Shades Of Blue
- Happiness - Shawn Lee
- Happiness - Syreeta
- Happiness - Taylor Swift
- Happiness - The Blue Nile
- Happiness - The Elegants
- Happiness - The Ovations
- Happiness - The Pointer Sisters