Show off your love for music and wit with this unique t-shirt! The black tee features a golden-brown graphic of a suited musician playing the trumpet. Above and below, bold white lettering spells out the phrase, "That's what I do, I play trumpet and I know things!" Crafted for comfort and style, this tee is perfect for casual wear, music events, or as a conversation starter. Let everyone know about your musical talent and clever mind with this trendy, eye-catching shirt!