t-shirt makeovers and I was so impressed I saved the photos, but not the link where I found the photos. I would give credit where it is due with link back, so if it's your t-shirt project let me know.
Refashioning t-shirts by refitting, remaking, stenciling, cutting, restyling seems to be the way to go and I regret, after having seen some of the projects online that I didn't save the links.
She has about 20 more of these kinds of tutorials in how to remake, refashion a tee-shirt or t-shirt surgery.
Visit the tutorials at Omystarts Craft
Prone to Hyperbole has instructions for how she turned a t-shirt into boy-style pajama bottoms