She was most recently spotted taking an interest in her adopted dad's industry at a Jazz and Heritage Festival in New Orleans.
But on Tuesday, Nicole Richie got back to business, hitting a workout with her gal pal, 30-year-old professional dancer Julianne Hough.
Richie, 37, wore a black tank top with black athletic leggings and mismatched Nike trainers as she was spotting leaving the Los Angles gym.
Mismatch: Nicole Richie looked disheveled with two different shoes on: one, a black and green air max, and the other, a classic black and white. Julianne Hough joined her as they were spotted leaving the gym in Los Angeles Tuesday.
The reality star looked disheveled with two different shoes on: one, a black and green air max, and the other, a classic black and white.
She wore her curly brown hair up in a messy bun and accessorized with a necklace, a pair of earrings and two bracelets.
Richie carried with her a reusable water bottle, a blue jacket and a large black hobo purse.
She shaded her eyes from the sun as her and Hough were seemingly deep in conversation.
Girl gab: She shaded her eyes from the sun as her and Hough were seemingly deep in conversation
A better match: Hough rocked a long sleeve baby blue top with pink leggings and white trainers
Hough rocked a long sleeve baby blue top with pink leggings and white trainers.
Her blonde hair fell loosely around her face as she sported a pair of black sunglasses.
The Footloose actress also carried a reusable water bottle with her to stay hydrated during the sweat sesh.
Richie was most recently seen roaming the festival grounds at a Jazz and
