Billie Eilish is on the top of the list of performers for Prince William's Earthshot Prize Awards Ceremony in Boston on Friday.
She will be joined by her brother and collaborator FINNEAS.
Annie Lennox, Ellie Goulding and R&B duo Chloe x Halle are also set to perform at the awards gala, while Prince William and Kate Middleton will be the guests of honour at the event.
Bohemian Rhapsody actor Rami Malek is one of the presenters, while Sir David Attenborough will narrate the opening of the awards.
The Earthshot Prize was launched in 2020 and aims to promote impactful approaches to the world's most pressing environmental challenges.
There are 15 finalists vying for the £1 million prize money.
The show will be available globally on YouTube.
Trump considers dropping concerts in US capital after artists drop out
Italy bans Kanye West, Travis Scott concerts over security concerns
Bret Michaels latest artist to withdraw from Freedom 250 concerts
Austrian who planned attack on Taylor Swift concert gets 15 years in prison
Matthew Perry's assistant sentenced to 41 months in prison
