WATCH: Mariah Carey hits the high note while getting Covid-19 jab

Mariah Carey proves she's a world-class entertainer ... and, sometimes, a comic no matter where she is at.

In her latest Instagram post on April 3, the 52-year-old diva – in a Louis Vuitton top – brought her fans with her, virtually, as she received her first dose of the Covid-19 vaccine.