Ma Lisan told a joke, in which Ma Ji said that Ma Ji was fat. What's this joke called?

Smile every day: 1 As soon as the taxi driver saw a motorcycle in front, the children in the back seat flew. He hurried forward: "Brother, your son is going to fall!" " The driver turned around and asked in surprise, "Son, where is your mother?" "2. I raised my hand in class and asked the teacher," Can you believe that I will win 5 million lottery tickets in the future? "As a result, the teacher smiled and said," Fool, have your sweet dreams. " "Thank you, teacher!" After that, I closed my textbook and fell asleep on my desk contentedly. 3. "Hello, doctor, which subject do you think I should fail? ""What's the matter with you? " "I'm not sick, I'm healthy." "Then don't fail any subjects!" "Thank you! I have an exam tomorrow. Let's hear a blessing. "If you laugh, just sweep the attention on the V letter (tian1xixiao). Funny joke: smile every day and share happiness with friends!