In this vibrant and whimsical greeting card design, the scene is set in a bustling Irish pub, but with a twist that blends elements of surrealism and abstract art. At the center of the scene, an abstractly-rendered racehorse gallops through the pub, its mane a riot of colorful geometric shapes reminiscent of Mondrian's works. The horse races along a wooden bar top, its hooves creating a splatter of Pollock-inspired paint strokes that form an accidental track.

Behind the bar, a Kandinsky-inspired clock hangs on the wall, its hands made of intersecting black and white domino pieces. The dominoes continue as a border around the scene, interspersed with playing cards fluttering through the air, as if caught in a gentle breeze. These cards are painted in de Kooning-esque chaotic lines, depicting a lively poker game with abstract faces that suggest characters celebrating the 80th birthday.

In the sky above the scene, a translucent Rothko-like color block holds the words "Happy 80th Birthday Grandad" in swirling, Miro-inspired script. The letters themselves seem to be part of the clouds, a soft yet bold integration into the sky, making the message both prominent and a natural part of the scene. A tiny Cy Twombly-style scribble mimics the playful breeze that whisks through the pub, carrying laughter and cheers depicted through swirling Richter-style color waves that echo the festive energy.

Scattered throughout the pub are Agnes Martin-inspired geometric patterns on napkins and tabletops, subtly hinting at the ordered chaos of a birthday celebration. In the foreground, a pint of Guinness sits with a card balanced atop, marked with a cartoonish depiction of a smiling grandad, crowned with a small party hat.

This quirky and colorful scene comes together to celebrate an 80th birthday with a playful narrative of horses, cards, and Irish cheer, all wrapped in a vivid tapestry of abstract art inspirations.

Generated with these themes: horse racing, 80th Birthday, irish, pub, dominos, cards.

Made with ❤️ by AI.