How did Mariah Carey prove that she was not lip-syncing at the Winter Olympics opening ceremony?

Mariah Carey explaining her vocal nodules on MasterClass 2022 #mariahcarey #singing cr:wlambily

Mariah Carey never “lost her voice”

PROOF! Mariah Carey lip syncing 2025👀

Mariah Carey can't sing now ? Explain this. #MariahCarey cr:mariahfreakingcarey

Mariah Carey hitting an insane whistle note in front of Jennifer Hudson #mariahcarey #mariah #jhud

The exact moment I realised Mariah was lipsyncing her Sydney Fridayz show (IM A LAMB)🦋#mariahcarey

Mariah Carey proving to the haters that her microphone was on #mariahcarey #mariah #vocals

Mariah Carey whistle register is off the charts 🫣🤭 #fail #shorts

Mariah Carey realized her playback failed and she did this🤯 #mariahcarey #singer #pop #popmusic

Mariah Carey NOT being a Diva and singing with this interviewer #mariahcarey #mariah #vocals

Mariah Carey trying to keep it together when her backup singer squawks #mariahcarey #mariah