Amercian singer Ariana Grande will return to Manchester on Sunday for a benefit concert to aid the victims of the terror attack that claimed the lives of 22 people.
The attack came at the end of Grande's concert at the Manchester Arena.
Justin Bieber, Coldplay and Katy Perry are among the stars who will join Grande at the benefit concert.
The One Love Manchester show will raise money for those affected by the blast.
Take That, Miley Cyrus and Pharrell will also play at the Old Trafford Cricket Ground gig on Sunday.
Police say there are a "number of confirmed fatalities" after reports of an explosion at Manchester Arena.
Police and emergency services are responding to what authorities say is a "serious incident" at the arena, where popular singer Ariana Grande performed on Monday.
"Details of a casualty bureau will follow as soon as available," officials said on Twitter.
"Due to an incident involving the emergency services [Manchester Victoria] has been evacuated," Northern train service officials said.
"We will provide further updates when possible."