As the Internet market develops and grows, the Internet advertising has emerged as a critical medium of advertisement and become important in a modern society. In addition, the Internet advertising is more fascinating and attractive than other media in terms of diversity and absorption. In the Internet banner advertising, for example, various expression methods which attract attention from users have been more than just visual advertisement, arousing curiosity and interest. Especially, humorous expressions in the Internet banner advertising have brought a new paradigm to advertising market. Therefore, this paper has investigated the patterns of humorous expressions in banner advertising and analyzed the related case studies to make a contribution to the effective production of the Internet banner advertising, which induces user awareness and selection. For this, it has been attempted to analyze humorous patterns and involvement that are found in humorous banner advertisings such as CIA Athletica, Panadol, Toy & Stok, Adidas and Lipton among the banners which have relatively high preference in Banner blogs.