Ariana Grande will host a 'One Love' benefit concert in Manchester this week.
The event will feature Ariana Grande, Katy Perry, Justin Bieber, Take That, Niall Horan, Coldplay, Pharrell Williams and Miley Cyrus. The concert is to raise money for the We Love Manchester Emergency Fund.
The concert has been a challenge for promoter Festival Republic's Mark Benn. Due…
