Ariana Grande has added a touch of class to rap music.

Singing alongside a wig-donned Jimmy Fallon (who bore a strong resemblance to Lucius Malfoy), the duo crooned to showstoppers like Jay Z's "99 Problems" and Macklemore's "Thrift Shop."

While those tunes may not be considered normal Broadway hits, you really couldn't tell the difference with Grande's four-octave range piercing away at the high notes like a 1940s showgirl — that is, until you listened to the lyrics.

Grande appeared on Late Night With Jimmy Fallon to promote her debut album "Yours Truly." Here's hoping one of these broadway-rap medleys made it onto her record.

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Image: Frazer Harrison/Getty Images for Mercedes-Benz Fashion Week