since wizzle is being held and i asked for grunge brushes to be retired, you can find them here:

http://www.galleriesofdreams.com/Products/PRWizzle.zip
http://www.sharecg.com/v/29471/2d-resources/Grunge-Textures

hope you enjoy, it is sad that a cool idea like it started turned out so stressful and irritating for both customers and vendors