Alright, I've finally had the time to "screen print" another shirt, so here's the tutorial... Materials needed: a t-shirt, yucky/cheap paint brushes, an embroidery hoop, screen printing ink (I use Speedball brand), a glue that isn't water-soluble (I use Mod Podge), curtain sheer material/tulle/old nylons, and a computer with a printer (or a good hand for drawing things). Find an image you like and
