Mariah Carey's latest performance had fans scratching their heads — and worrying about her well-being. Footage from her The Celebration of Mimi concert at the Park MGM Las Vegas on Wednesday, February 5,

Mariah Carey fans expressed concern after watching a clip where she was performing a medley of hits on stage as part of her Las Vegas residency

Mariah Carey’s fanbase expressed their concerns for the singer over a video from one of her recent Las Vegas concerts that was posted online last week. A show attendee shared a clip of Carey, 55, moving slowly on stage as she sang in the microphone and interacted with a backup dancer.

Mariah Carey has worried fans after a clip her emerged of her moving slowly on stage leading them to question whether the singer is feeling up to scratch during her performance