Dad's getting the tables turned on her is always amusing.

ok so the reference went way over everyone's head. It's ok, it's a Japanese meme.

Teiou is imitating Rudolf's face and twisting her catchphrase that went viral in JP social media from the original manga.

Rudolf's final line is not cringing at the joke but at how it references a rather intimidating Rudolf. As a student council president, it is not something that Rudolf wants to be remembered for.

To make matters even worse, this is technically a child imitating a hostile quote by her father.