Hello, the following is my answer, I hope it can help you.

Yes. Because of their custom there, they call grandpa daddy. The skinny guy who often appears in the video is actually the fat girl’s grandpa.

Chen Shuomeishi, also known as Fat Girl, is from Chuzhou, Anhui and an Internet celebrity. Chen Shuomei is a foodie blogger who loves to laugh. Maybe because she is fatter, she calls herself Fat Girl for a long time, and fans follow her and affectionately call her Fat Girl. It can be seen in her videos that she is a simple and optimistic person. Every time you watch her videos, you can feel that she is very enthusiastic, lively and contagious, making people who watch her videos feel happy.