A custom illustration of a vintage hot rod driving down a sunny street adorned with palm trees. The retro cityscape in the background features colorful buildings, a lively neon sign, and a busy crowd. The text "Summer Vibes" is presented in a retro, distressed style with each letter in a unique color, invoking a sense of nostalgia. This design, ideal for a t-shirt, stands out against a clean white background. The scene captures a sense of vibrant, carefree energy and nostalgia.