Found this idea from Generation T. It's actually my very first DIY/Recon project and I'd have to say that the simplicity of it just took my interets and I thought I'd give it a try. Cool idea.
Already posted but noooow its a how-to
Old t-shirt to cute top!
Simple, Easy and cute!!
For those days you just don't have time to make a real corset!
an old t shirt turned into a cute halter top
T-Shirt to Halter Tutorial