The Last Dinner Party, Lola Young and Blondshell are also among those on the line-up
"I’m here because Clairo has used her prominence to fight for women’s rights, to try to end the terrible brutal war in Gaza where thousands of women and children are being killed"
Activist art collective Indecline took credit for defacing the billboard, seemingly in protest of “Late Stage Capitalism headlining the Main Stage of America"
The pair recently performed 'Sophia' at the Melbourne edition of Laneway Festival
Charli also posted a clip of the pair hanging out backstage
The singer was nominated for one Grammy in the category of Best Alternative Album
Attendees will be able to request returns on their tickets if temperatures reach 90 degrees Fahrenheit
Other acts on the bill include Glass Animals, Benson Boone, Clairo and many more
Her final US shows were also filled with mouth-trumpet competitions and fans showing off their gymnastic skills
The 'Espresso' singer will be joined by special guests Clairo and beabadoobee