In this joke, Zhang is a character who likes to pursue new things, but often jokes. Zhang is a typical example of the so-called "muddy" in Tianjin dialect, and even "died because of his muddy".

"Practicing Qigong" is a cross talk performed by cross talk actors Ma, Ma and Ma. The creativity of this cross talk is quite ingenious. Combining Qigong, a traditional health preserving method, with the humorous elements of cross talk not only shows the unique charm of Qigong, but also reveals and criticizes some social phenomena through exaggeration and irony.