Create a photorealistic background of the diner scene from the movie 'Grease'. The background should capture the iconic retro atmosphere of the diner, with attention to details such as the neon signs, vintage decor, and classic 1950s-style architecture. Ensure that the lighting and colors match the ambiance of the movie scene accurately. The final image should evoke the nostalgic feel of the setting and be suitable for use in a project related to 'Grease'.