With the popularization of talk show these years, we find that there are different features of its development between China and America, such as the differences on hosting styles, on the values, on the program patterns and on its profound influence. The paper starts with the definition and origination about talk show. After introducing it generally, the author presents some representative programs in China and America, such as Tonight's Post-80s Talk Show, Bao Zou Big News Event, Oprah Winfrey Show, Late Show with David Letterman and so on, and analyzes the different hosting styles that put the talk show on a distinctive trend in development. As world becomes a smaller and smaller village, it is essential for talk show in China to get further development by learning the advantages from America