U2 are set to perform a duet with singer Mary J Blige at this year's Grammy Awards.

Although the track has not yet been confirmed, the widespread speculation is that it will be U2’s One which Mary J covered on her latest album Breakthrough.

Also dueting are Faith Hill with Keith Urban, Christina Aguilera with Herbie Hancock and Jamie Foxx with Kanye West.

The 48th Grammy Awards take place on February 8 in Los Angeles.