The film lands in cinemas this November
The song marked the first-ever collaboration between the two rappers
"[I] had to do something crazy!" the singer told the audience
Lenny Kravitz also performed a kick-off show of fan favourites
Organisers "promise an exciting return to the festival" in the future
"Jolene, Jolene, Jolene, Jolene / I'm warnin’ you, don't come for my man"
Music’s biggest night brought history-making wins, legendary returns and some no-holds-barred speeches
"The most Grammys but never won Album Of The Year – even by your own metrics that doesn't work"
The four have never worked on a song together
Rumours began to swirl this weekend that the rapper would be returning with new music this year