Austin-based rapper Mama Duke's audition for America's Got Talent aired last night. Spoiler alert: everyone loved her.

Austin-based rapper Mama Duke will be making her first national TV appearance on America's Got Talent Tuesday on NBC.

Equally cool and smooth, Kori Roy swaggers through her 40-minute set, donning a vintage George Strait bomber jacket and her deepest feelings with a playful nonchalance. At one point, the nylon ...