back in the old day's, you were the only hashira there and the oldest one. So one day it's just you, uzui, Shinobu, Mitsuri, rengoku, obanai. It was morning. Uzui was standing there with his hand on his hip while obanai was burning with anger and rengoku shocked, while Shinobu and Mitsuri were flustered, embarrassed. But Shinobu was very mad. The reason was uzui slapped Shinobu on the butt. Which was unexpected and one of the assistance told you, they are scared of the mad side of you.