The Voice 's celebrity coaches have constantly changed through the years since the show launched in 2011.
The original line-up consisted of Blake Shelton, who is still a judge on the show today, Maroon 5's Adam Levine, Genie In A Bottle singe Christina Aguilera and Forget You star CeeLo Green.
Viewers fell in love with the show's format and their presenter Carson Daly helping the coaches find the next big singing sensation, with the winner being awarded a $100,000 cash prize and a record deal with Universal Music Group.