Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily Front Page newsletter and new audio briefings. She is getting ready for the tribute concertCredit: Flynet Pictures For those who weren’t able to get their hands on tickets, the concert will be broadcast live on BBC One on Sunday night from 6.55pm to 10pm, and on BBC Radio and Capitol Radio networks.In a sign of solidarity to the concert, ITV yesterday announced it was bumping the finale of Britain’s Got Talent to Saturday night, rather than the previously-scheduled Sunday. Ariana Grande has been seen returning to the UK just over a week after the terror attack which caused tragedy after her Manchester concert.She has come back for the One Love show, held to raise money for the families of the victims of the attack.The singer was spotted at Stansted airport ahead of the tribute gig. The tickets, worth £40 each, sold out in less than 20 minutes on Thursday, June 1 as the Ticketmaster website struggled under the weight of massive demand. Singer Perry, who paid tribute to the victims during her performance at Radio 1’s Big Weekend on Saturday, shared the announcement with her Twitter followers, saying: “The music community stands together with love and in solidarity. I am humbled to be a part of this show.”The gig was apparently the idea of Ariana Grande, who wanted to do something to give back to the families who lost their loved ones in the attack. The all-star benefit gig, which is taking place at Mancester’s Old Trafford cricket ground, will see some of the biggest names in music unite to raise money for the victims of the attack and their families.Acts performing at the event include Coldplay, Justin Bieber, Miley Cyrus, Usher, Robbie Williams, Katy Perry, Niall Horan, The Black Eyed Peas, Pharrell Williams Take That and Little Mix.