Graphicurry is a site that does posters and even personal posters as well. Along with some phone cases and wall art, the main focus is the posters. Get a quirky one of his face or one of both of you, the world is your canvas. You could even get some posters of superheroes or TV show legends. Pick up a Walter White poster if he loves Breaking Bad, or get him a Beatles poster to add to his music memorabilia collection.
Visit their page here.
