The guest artist(s) must attempt to guess six contestants who are 'good singers' (skilled vocalists) and who are 'bad singers' (tone-deaf vocalists) without hearing them singing. They also help with a group of panelists under the Tone-deaf Detective Team (also called SING-vestigators). After they eliminate one to two contestants in each round, they reveal their singing ability ...
Two teams take on a guessing game with a series of unusual, unlikely and often unbelievable line-ups. The celebrity teams have to work out who in each line up has the odd skill, talent or secret. The teams are allowed to ask questions to the lineup, to determine which of the number of available choices is the Odd One In. In the first series, playing along are a section of the a...