Rainy Day Kids Advertising Poster

A joyful rainy day kids advertisement poster. A laughing young girl age {argument name="age" default="6"} in bright yellow rain boots and a matching yellow raincoat twirls happily under a giant open rainbow umbrella 3x her height with bold red orange yellow green blue and purple panels, "{argument name="brand" default="RAINBOWKIDZ"}" printed in white bubbly font on the umbrella canopy edge. Soft grey rainy sky background with falling raindrops colorful puddle reflections and tiny rainbow arcs in the mist. Big cheerful rounded typography "{argument name="brand" default="RAINBOWKIDZ"}" in rainbow colors filling the background. Tagline bottom: "{argument name="tagline" default="Every raindrop is a party."}" Small text top-right corner reads "Designed with GPT Image 2" in grey. Photorealistic, fun kids rainy day commercial, soft dreamy rainy day lighting.