This is one of over 4720 effects generated by Filter Forge, a Photoshop plugin that allows you to create your own filters.
To open this filter, you must have Filter Forge 2.0 or higher installed on your computer. If you don't have it installed yet, click here to download Filter Forge
Remember that awful wallpaer that your grandmother used to have in her kitchen? Now you can relive those old days. Just hit random till you get something you like, then tweak it.
grandma grandmother wallpaper pattern