What's the funny joke?

& gt Tutu said, "My mother calls me Tutu, which is nice!" "

& gt Pig said, "My mother calls me a pig, which is nice!" "

& gt The dog said, "My mother calls me a puppy, which is nice!" "

& gt Chicken said, "You talk, I'll go first!" "

& gt

& gt Rabbit said, "I am a rabbit!" "

& gt The pig said, "I am a son of a bitch!" "

& gt Chicken said, "I am a son of a bitch!" "

& gt The dog said, "You talk, I'll go first!" "

& gt0 sparring partner said, "Outsiders call me zero sparring partner, which is nice!"

No.65438 +0 sparring partner said, "It's good to have an outsider!"

& gt No.2 sparring partner said, "It's good for outsiders to call me Second Escort!"

& gt No.3 sparring partner said, "You talk, let's go first!"

& gt

& gt The cat said to me, "I'm your grandmother's cat. It's beautiful!" "

& gt The dog said to me, "I'm your grandmother's dog. It sounds nice!" "

& gt Fish said to me, "I'm your grandmother's fish. It sounds nice!" "

& gt Bear said, "You talk, I'll go first!" "

& gt Lang Ke said, "People call me a ronin, which is very nice!"

& gt The samurai said, "It's nice to be called a samurai!"

& gt The expert said, "It's nice to be called an expert!" "

& gt The swordsman said, "You talk, I'll go first!"