October 19, 2017 17:18 GMT by huffingtonpost.com

Watch Nancy Cartwright Speedily Run Through 7 Of Her 'Simpsons' Voices

"And that, my friends, is how I make a living," the voice of Bart Simpson says in a video clip.

In the words of her Bart Simpson, “Whoa, mama!”

Watch voice actress Nancy Cartwright perform seven of her characters on “The Simpsons,” including Bart, in less than 40 seconds.

Cartwright recorded the video for the Creative Arts Emmys in September, but it got a viral boost Wednesday on Reddit.

Damn, she’s good at what she does.

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