A humorous imitation of a serious literary work is

A humorous imitation of a serious literary work is called a parody. It's when someone takes a famous book, poem, or song and makes fun of it by copying its style and tone but changing the words to create a funny effect. Parodies can be used to poke fun at the original work or to comment on contemporary events. It's a type of comedy that relies on making people laugh by cleverly mocking something else.