Milly and Abigail Shapiro have released music together.
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Milly Shapiro: 10 Facts About The 'Hereditary' Star You Probably Never Knew

5. Milly and Abigail Shapiro have released music together.
The Shapiro sisters have released music including an album called “Live Out Loud: Live At 54 Below” and an EP called “Shapiro Sisters: Time Reveals”. According to her resume, Milly is a Legit Soprano/Belt singer.