Life in the world of the hit series "Yellowstone" can get messy, and as some of the show's actresses revealed, so can being on set. In People’s 2023 Most Beautiful issue, "Yellowstone" and "1923" stars Kelsey Asbille, Jen Landon, Aminah Nieves, Piper Perabo and Julia Schlaepfer got cleaned up and glammed up as they revealed the "dirty" secrets of being on set.