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Lexi Walker quickly become a star in Utah after performing in a viral video, on "Good Morning America," "America's Got Talent" and at several events, including Mitt Romney's Park City Summit.

Now, Walker, 12, can add performing the motet, or religious musical composition with various parts, "Pie Jesu" with the Lyceum Philharmonic Orchestra to her list.

Walker posted the video to YouTube Wednesday, and it had more than 500 views at the time of publication.

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The Clean Cut is a daily feature that highlights family-friendly videos.

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