Mariah Carey performed at Rockefeller Center in New York City on Sunday (November 21).
The expectant mom was taping a performance for the upcoming NBC holiday special Christmas In Rockefeller Center which will air on November 30.
Mariah, who is expecting her first child with Nick Cannon, said in an interview this week that she was singing tunes from her new "Merry Christmas II You" album to her unborn baby.
