Which is the most common dialect used in traditional comedy?

The most commonly used is probably Beijing dialect, usually punctuated by a couple of Tianjin accents. Since the birthplaces of Chinese comedy are Tianqiao in Beijing, Guanyechang in Tianjin, and Fuzimiao in Nanjing, the northern dialects are predominant, with Beijing dialect being the most common. Therefore, the northern dialects are predominant, with Beijing dialect being the most common among the northern dialects. But in the south there also exists a unique Cantonese comic.