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Martha Stewart is asking Americans for forgiveness after her Halloween costume drew harsh criticism.

The lifestyle mogul, 85, admitted her decision to dress as a person experiencing homelessness was "stupid," and revealed that her grandson had warned her about the outfit before the public criticism began.

"According to my grandson, I was tone-deaf," Stewart said while explaining how the controversial costume came together during a Friday appearance on the "Today" show.

MARTHA STEWART ADDRESSES BACKLASH AFTER DRESSING AS HOMELESS PERSON FOR HALLOWEEN

Martha Stewart's Halloween costume has sparked outrage online, with some dubbing the TV personality as "out of touch." (Getty Images; Martha Stewart/Instagram)

Stewart's Halloween costume featured ripped jeans, a distressed shirt and a cardboard sign reading "I AM HUNGRY.…