A Real Alien Hippie Attending Comic-Con

A captivating cinematic 3D render of an alien hippie, dressed in an intricate floral robe with a vibrant crown of flowers on his head. He stands in the street outside of a retro comic convention with one hand raised, he displays the "Peace" hand sign, merging the worlds of sci-fi counterculture and (real) science. The scene exudes a sense of nostalgia and a unique blend of sci-fi and historical elements.