Brandy Norwood and Monica Arnold’s Saturday, October 18, The Boy Is Mine Tour concert came to a screeching halt.

The two singers were in the middle of performing one of their duets on Saturday when Brandy, 46, suddenly walked offstage, according to social media footage.

“Wait, what? We’re all in shock,” one fan wrote via X. “How come Brandy left the stage halfway through the #theboyisminetour? No one knows what happened, but Monica had to close the concert alone and they didn’t sing ‘The Boy is Mine.’ She was [also] having audio problems.”

Neither Brandy nor Monica, 44, have publicly addressed the situation. Us Weekly reached out to reps for both stars for comment.

Monica and Brandy's ‘The Boy Is Mine’ Tour: Everything to Know

Brandy and Monica, known for their hit 1998 duet “The Boy

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