The rapper also hit out the media's treatment of Meghan Markle and called for "support for the Windrush generation" during his performance.
The Someone You Loved singer was seen swigging from a bottle of Red Stripe as he made his way on stage.
The US singer set the (chocolate) bar very high as she arrived at the O2.
The Someone You Loved singer was clearly in the mood for some fun.
Unlikely duets, shocking stunts and of course, plenty of amazing UK talent.
Who are the notable absences and surprising additions to this year's list of nominees?
Including when Lemar beat Amy Winehouse, and Duffy pipped Adele to two different awards.
From Adele's one-finger salute to Madonna taking a tumble.
Harry Styles, Billie Eilish and Stormzy are among the performers, while Lewis Capaldi and Dave are the top nominees.
Piers has predicted this move would "wreck" the long-standing music awards.