"Controversial Covers" refers to album or book covers that provoke strong reactions due to their imagery or themes. These covers often challenge societal norms or address sensitive topics, leading to debates about artistic expression versus public decency. Examples include Nirvana's "Nevermind" and The Rolling Stones' "Sticky Fingers", which sparked discussions about nudity and sexuality. Such covers can impact sales and public perception, sometimes resulting in censorship or redesigns. They often reflect the cultural climate of their time, making them significant in discussions about art and media. The controversy can enhance the work's visibility, drawing attention to the artist's message.