"It's authenticity -- that's the thing I'm looking for," says Keith of his strategy for picking teammates. "It's just that pure believability, that I feel like this person is speaking to me."
Watch a promotional video for 'The Voice' Australia below.
Stateside, Season 2 of the U.S. version of 'The Voice' premiered after the Super Bowl this past weekend on NBC. With celebrity coaches Blake Shelton, Cee Lo Green, Christina Aguilera and Maroon 5's Adam Levine, the first episode of the season had more than 37 million viewers. That's the highest ratings for any entertainment television show in more than six years.