Kelsea Ballerini's Trainer Erin Oprea Shares Ab Workout

Kelsea Ballerini sure knows how to whittle her middle! Clad in a yellow and black sequined Nicolas Jebran minidress at the American Music Awards in L.A. on Tuesday, October 9, the nominee showed off her tiny waist and tight core. Her trainer Erin Oprea tells Us Weekly the “I Hate Love Songs” crooner, 25, pushes […]
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