Grande and Erivo performed together at the O2 Arena in London on Sunday, Aug. 16

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Ariana Grande and Cynthia Erivo performed two songs together during Grande’s second London show of her Eternal Sunshine Tour on Sunday, Aug. 16

The pair’s surprise duet comes after appearing in the Wicked films together in 2024 and 2025

Grande, 33, and Erivo, 39, famously developed a close friendship while filming and promoting the Wicked movies

Ariana Grande surprised fans with a very special guest during her London concert on Sunday, Aug. 16.

During the second show of her Eternal Sunshine Tour in London, the Grammy-winning pop star, 33, brought her…

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