Billie Eilish, Peter Gabriel, Sheryl Crow, More Join Forces Against Gun Violence With Series of Live Events

Billie Eilish warns fans she is 'really sick' and suffering' ahead of Ireland performance: 'I wouldn't cancel a show even if I was literally dying'

'I'm really sick and really suffering' says Billie Eilish sparking fears for health

Billie Eilish, 21, joins her mother Maggie Baird, 64, on stage as they host climate activism event Overheated in London