"I am so honoured to be at this incredible event surrounded by all you fantastic people. This night is the kind of thing the world really needs right now".
Twenty-two people were killed and more than 100 wounded when Salman Abedi detonated an explosive device in the Arena foyer as fans were departing. Backed by two singers and a guitarist, she delivered the song wearing all white, singing, "Throw your sticks and your stones, throw your bombs and your blows, but you're not gonna break my soul". "And then she told me that Olivia would have wanted to hear the hits". "We had a different show planned and we had a rehearsal yesterday and we changed everything".
Grande performed throughout the show, even collaborating with others onstage.
"And I want to also say I had the pleasure of meeting Olivia [Campbell]'s mommy a few days ago", Ari added.
During the final chorus, as the streamers flooded the venue, Ari shed a tear and turned her back to the stage, with the thousands of adoring fans cheering her on for support.
The "One Love Manchester" benefit concert by Grande and other pop stars went on as planned in the United Kingdom city, which is still recovering from a suicide bombing at Grande's show there two weeks ago.
He opened by thanking Grande - "Myself and all of us around the world are so grateful to you for stepping up and taking action" - and also extended thanks to the city of Manchester, the Greater Manchester police and first responders, as well as the performers and Live Nation, which promoted the show. She sang Fergie's verse on the Black Eyed Peas hit, "Where Is the Love?" along with the group; she performed a duet with Miley Cyrus; and she performed her debut song, "The Way", with rapper Mac Miller.
"Last night, this nation was challenged, and you had a decision to make whether to come out here tonight", Braun said to the crowd, estimated at around 50,000.
She also joined a choir from Parrs Wood High School on stage to sing their version of her song, My Everything.
Singer Robbie Williams then took to the stage to lead the audience in a rousing rendition of his Manchester tribute song, "Strong".
Robbie, who appeared to be wearing a sweatshirt from Justin Bieber's objective world tour, then treated the audience to his anthem Angels.
U2 frontman Bono sent a video message to the concert, telling the crowds: "All our hearts are with you, all our hearts are with Manchester and with the UK".
Fans seemed to have forgotten any lingering fears about security towards the end of the evening, with a lively crowd of middle-aged fans singing "Tonight, I'm a rock and roll star" as they made their way out of the stadium.
Other stars who took to the stage included Pharrell Williams, who was joined by Cyrus for his track Happy. You looked fear in the face and said, 'No. The song includes the lyrics: "But you are not alone in this, and you are not alone in this, as brothers we will stand and we'll hold your hand". "So I want to thank you for being just that".
The Manchester concert comes the day after attackers targeted the heart of London, killing seven people.
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