What are the three-word variety shows?

There are three kinds of variety shows: CCTV's large-scale variety "Wait for me", Sa Beining's lecture has already started, Dong Qing's recital, and iQiyi's hosted by Ma Dong. Also, deformation meter, first grade, round table, chase me! Dreamer, create camp, run, listen to your sister, laugh at the proud gang, dance students, and new rap.

The origin of variety shows

The variety originated in America.

The function of variety shows is to entertain the public, in today's busy social life. Need a little entertainment to help everyone relieve stress. Before variety shows appeared, variety shows were not necessary. But after it appeared, variety shows became a necessity. Usually work is stressful, so I need some entertainment when I go home. At this time, variety shows appeared. It only caters to people's needs, and it appears to relieve people's pressure.