Try the new magic SuperSpray Photoshop plugin that allows you to create shape outline and shape edges using your own PNG images. This is a great Photoshop tool for creating spray effects using not brushes but cutout images. The SuperSpray is brought by the maker of Typography Photoshop plugin another useful tool for designers.
This is a one of a kind Photoshop plugin that you can use to create the stroke path effect using your own PNG images. In the default Photoshop version you can only use brushes for stroke edges but with this plugin you can use real photo cutouts.
Super Spray Photoshop Plugin for Outline Stroke
SuperSpray is a unique Photoshop plugin. It lets you spray transparent png images on your canvas. It has some built-in objects to spray, but the real flexibility of SuperSpray is that you can use your own .png images as well. There are 11 sample objects in the library.