Costume produced by Amscan. With hard work and a dream, the Amscan family of brands have grown into the world’s leading designer, manufacturer, and distributor of decorated party supplies, costumes, accessories, and balloons. From humble beginnings in 1947, Amscan began as a small-scale operation out of a family garage in the suburbs of NYC. Today, Amscan serves over 40,000 retail outlets across the globe as the wholesale consumer products and manufacturing division of Party City Holdings Inc. ?