There’s been no shortage of emotional moments during Sunday’s One Love benefit concert in Manchester, but one of the more poignant and heart-wrenching came when Ariana Grande took to the stage and became tearful as she told the crowd about meeting the mother of 15-year-old Olivia Campbell, who died in the deadly explosion at the singer’s Manchester show on May 22.

As soon as I met her I started crying and I gave her a big hug and she said I should stop crying because Olivia would have wanted me to stop crying,” Grande told the audience, fighting back tears “And she said Olivia would have wanted to hear the hits.”

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As a result, she explained, she rejigged her set list in order to honour Olivia’s wishes.

Another emotional moment came when Grande was backed by Manchester’s Parrs Wood Choir as she sang “My Everything”:

While Grande’s performance no doubt melted many hearts, one of those hearts belonged to someone unexpected: Piers Morgan, who had been highly critical of Grande for not visiting the victims of the attack immediately after the concert (instead, she organized the One Love benefit and spent Saturday visiting a hospital to meet fans injured during the bombing).

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“I misjudged you, @ArianaGrande, and I apologize,” tweeted the opinionated British TV host. “You’re an admirable young woman and this is a magnificent night. Respect.”