Entertainment Tonight ET Online ETOnline.com

The matriarch of the Kardashian family, Kris Jenner, has turned her family's surname into a colossal brand, and sometimes the pressure of staying on top can be brutal.

Khloe Kardashian Breaks Ties with PETA

Khloe Kardashian poses for the May cover of Cosmopolitan magazine, and inside she reacts to her mom calling her out for gaining a few pounds.

"Listen, my mom believes in us more than we believe in ourselves," said Khloe. "But she is also our manager and trying to protect our brand. She'll say, 'Oh, you're a little too fat right now.' If she were just my manager, I'd have fired her right then. You can't talk to me like that."

Khloe Kardashian Sued for Alleged Assault

Khloe spoke even more bluntly in an episode of Khloe & Lamar that aired last year, telling her mom over the phone, "To tell me I'm ruining a whole brand because of my weight gain makes me feel like s--t. Get over yourself."

The May issue of Cosmopolitan hits newsstands Tuesday, April 10.