Rock this conversation starter! This black t-shirt features the humorous text: "What do you mean? 'There's a 4th Chord'" in bold white lettering. Ideal for musicians, music teachers, or anyone with a love for music theory, this tee makes a statement. The classic fit ensures a comfortable wear, while the high-contrast design grabs attention. It's perfect for casual outings, band rehearsals, or simply expressing your passion for music. This unique t-shirt will appeal to all music lovers.