The singer-songwriter is nominated for seven Brit awards including artist of the year and best album.
Nine years after leaving, he will host Monday nights each week until November's US election.
The Duke and Duchess of Sussex appear at event in Jamaica remembering the life of the reggae star.
The leading contenders for this year's honours include Raye, J Hus, Central Cee, Dua Lipa and Blur.
The chart-topping star becomes the first artist to score seven nominations in a single year.
Tuesday's Oscar nominations infuriated some film fans, but many awards experts were less surprised.
The actor, who plays Ken in the hit film, says Greta Gerwig and Margot Robbie "should be recognised".
The grime artist says his debut film is the backstory of a "hitman who works for the secret service".
Soaring costs forced 125 venues to stop offering live music in 2023, the Music Venues Trust says.