Biology lesson in progress. The teacher brings in posters with bird tails. Calls Vovochka to the board and asks: “Vovochka, tell me, what kind of bird is this?” Vovochka looks at the teacher in confusion and answers: “Marya Petrovna, how can you recognize a bird by its ass!” Marya Petrovna got angry and said: “Tomorrow I’m going to school with my parents!!!” On to the next day the door in the teacher’s room opens, a naked man’s ass climbs in and a voice from behind the door:
– Come on, teachers, whose dad has come???