WATCH: Mariah Carey Rocks at the Rockefeller Christmas Tree Lighting!

Mariah Carey proves she's still got the goods with her legendary pipes at the Rockefeller Center Christmas Tree Lighting. After teen star, Victoria Jusice opened the show, the 42-year-old belted out her mega hit, "All I Want for Christmas is You" as well as her new single, "Christmas Time is in the Air Again." She wrapped up with a fun acapella version of "We Are Family!" 

Before taking the stage, the diva tweeted: "Walking to the stage to perform at Rock center. Let the festivities begin! Thx 2 all the lambs who are braving the temps here! LYM!!!" 

Check out her performance below! What do you think?