Gareth Malone searches for Britain's most entertaining amateur singing group, in a music contest with a difference - groups must sing a cappella.
Gareth Malone
Himself - Presenter
The Sing-Off
Le Choeur de Gregory
It Takes A Choir
Gareth's Invictus Choir
Sing It On
Clash of the Choirs
Hot Singers
Gareth's All Star Choir
Körslaget - Tillsammans mot cancer
Perfect Harmony
All the Small Things
Tari Tari
