Last-Minute Valentine’s Day Idea: Custom-Designed T-Shirt! [VIDEO]

Be original this Valentine's Day. Put their favorite logo or image on a t-shirt you custom decorate yourself! I can't believe how easy this looks:
I'm a little suspicious of the final steps. If I continue spraying bleach where I've already sprayed it, won't that mess up the shading I've already done? I'd want to try this before making a gift for someone, but I love the idea.