Rihanna, Kelly Clarkson, Killers performing on 'The Voice' season finale

Rihanna, Kelly Clarkson, The Killers and Bruno Mars are to perform on The Voice's season finale on Tuesday (December 18).

Clarkson is to sing 'Catch My Breath' from her new compilation Greatest Hits: Chapter One, with The Killers playing their latest hit single 'Runaways'.

Rihanna performing on the German ZDF TV show 'Wetten, Dass...' at Rothaus Arena Featuring: Rihanna Where: Freiburg, Germany

WENN / Newspix.pl /WENN.com

Kelly Clarkson performing live at Wembley Arena on the final date of her UK 'Stronger Tour 2012' London, England - 20.10.12 Credit: (Mandatory): Danny Clifford/Hottwire.net/WENN.com

WENN / Danny Clifford/ Hottwire.net

Mars is slated to perform 'When I Was Your Man' from his newly released record Unorthodox Jukebox.

NBC has also confirmed that Rihanna will be playing 'Diamonds' and a special guest will also take the stage prior to The Voice's third season winner being crowned.

Terry McDermott, Cassadee Pope and Nicholas David are the remaining finalists who will compete next week to win the talent competition.

The Voice's two-night grand final airs on Monday and ! Tuesday at 8/7c on NBC.

Watch Rihanna's 'Diamonds' music video below:

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