Write a humorous joke with the phenomenon of nonstandard language in life as the irony object.

Fan Debiao's Quotations: Even if you ignore me, I will become a dog.

Xiaoming's mother was making a mask when someone knocked at the door. Xiao Ming's mother said, "I'm disgusting. Go and open the door." Xiaoming opened the door and saw an uncle. He asked, "Where's your mother? Xiao Ming said,' She is doing something shameful!'