Sporty & Rich, in 2015.Since then, her chic sweatshirts, sweatpants, knitwear, T-shirts, shorts, skirts and more featuring signature slogans have been spotted on stylish stars like Hailey Bieber, Rosie Huntington-Whiteley, Lori Harvey, Elsa Hosk, and Charli and Dixie D'Amelio, and Oberg is telling ET exactly why.«It’s a fun merch brand that people feel comfortable in. It's easy to wear, nothing too weird or different, and nothing that is risqué.