To celebrate the holidays NBC presented Michael Buble's Christmas in New York special on Tuesday.
The televised concert featured a score of big musical stars, but no one spread the Christmas cheer quite like Ariana Grande, who sang seasonal standards.
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The "Bang Bang" singer rocked her trademark white miniskirt and ponytail, and sang her beautiful rendition of Wham!’s famous holiday tune, "Last Christmas."
Later in the show, Grande, now in a fiery red jumpsuit, took the stage with Buble and they performed a duet of "Santa Clause Is Coming to Town" that the audience adored.
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Aside from Grande, eight-time GRAMMY winner Barbara Streisand also performed.
For more Christmas fun, check out the video below to see which films your favorite stars love to watch during the holidays!