Eminem and Rihanna are to perform together at next Sunday's MTV Movie Awards.

The duo will team up for the first ever live performance of their number one single The Monster.

The artists will make their appearance at the ceremony ahead of their six-date joint summer tour of the US.

Ellie Goulding, Zedd and Twenty One Pilots were previously announced as performing at this year's MTV Movie Awards.

American chat show host Conan O'Brien will anchor the event, which will be broadcast from Los Angeles' Nokia Theater.

American Hustle and The Wolf of Wall Street lead this year's nominations with eight nods each, while The Hobbit: The Desolation of SmaugThe Hunger Games: Catching Fire and 12 Years a Slave are up for the Movie of the Year category.