Tell a fart joke

One day, he said, Bao, let's go swimming in the swimming pool. "Song Xiaobao said," I'm not going. They said the swimming pool was old and buried, and someone peed in it. "Let's go pee, too," Zhao Si said. "I won't go." The next day, I called and said, "Bao, Dou. One hundred dollars is gone! " Song Xiaobao asked, "Why? Zhao Si said, "Well, I pee in the pool. I peed yellow and they found me. " The next day, I called and said, "Bao, I don't have 1000 yuan in my pocket!" " What's wrong now? Zhao Si said, "Well, I'm going to fart." Song Xiaobao said, "How much does it cost to fart?" Zhao Si said: "Too hard, I accidentally squeezed Baba out."