The song "Deh SMESH" by Upchurch is a diss track in which the artist responds to someone who has been criticizing him. Upchurch uses aggressive and confrontational lyrics to assert his dominance and prove his superiority as a rapper. He addresses the person's insults and mocks them for their inability to match his skill and success. The lyrics mention various references and comparisons, such as being called Jack Black and Patrick Swayze, as well as being compared to a wrestler in a movie. Upchurch also makes references to video games and sports, like Madden and football. Throughout the song, Upchurch emphasizes his talent and dismisses the person's attempts to challenge him. He criticizes the person for hiding behind their screen and accuses them of having a mental illness. Upchurch also mentions his involvement in the music industry and his success, contrasting it with the person's lack of recognition. The song includes derogatory language and insults, as well as explicit content. It serves as a response to the individual's negative comments and aims to establish Upchurch's dominance in the hip-hop genre.