India, Sept. 2 -- Ariana Grande's final London concert before stepping away from the public eye left fans with mixed emotions, as supporters gathered at the O2 Arena to mark the end of her "Eternal Sunshine" tour and defend her against intense online scrutiny over her appearance.

Fans call finale bittersweet

Grande's 10-night London residency concluded Tuesday, bringing the 41-date tour to an end. Fans described the final performance as an emotional milestone, with some expecting tears as the singer prepared to take a break from public-facing work.

Kane, a 27-year-old fan from northeast England, said the occasion felt bittersweet because Grande had been constantly working and deserved time away. His sister Heather, a Taylor Swift tribute...