Create a vibrant advertisement for high-quality headphones featuring a joyful girl wearing stylish headphones and sporty sunglasses. The girl should be depicted in a stylish dress that reflects a modern and trendy aesthetic, embodying a sense of happiness and confidence. Her expression should radiate joy and a love for music, capturing the essence of music appreciation. The background should be a bright blue, creating a lively and exciting atmosphere that enhances the overall mood of the image. The headphones should be prominently displayed, emphasizing their superior sound quality, which is the key feature of the advertisement. Use a wide aperture to create a shallow depth of field, ensuring the girl is in sharp focus while the bright blue background remains soft and inviting. Incorporate bold text that highlights the key features of the headphones, such as "Sound Quality" in a bold sans-serif font, and "Best in Quality" in a playful script. The text should be in contrasting colors to ensure it stands out against the blue background, drawing attention to the advertisement's message. The overall composition should evoke feelings of fun, excitement, and a passion for music, making it an appealing advertisement for potential customers. The final image size should be 750 by 462 pixels, perfectly suited for digital platforms.