Justin Timberlake and Kelly Clarkson will each be performing a duet with Reba McEntire on the September 19th episode of "Oprah." Timberlake will join Reba for a rendition of "The Only Promise That Remains," while Clarkson and McEntire will duet on Clarkson's hit "Because of You."

 

The episode will be titled "Reba Duets," and will tape on the 18th.