I know lots of people who have made quilts from old tee shirts. Some of these ideas are particularly unique, but I’ve never seen any ideas as unique as this: heavy metal quilts, using old concert shirts to make a logo that is distinctly metal:

And while we’re on the topic, how about using little carpet squares to make customized land carpet:

Well, I’ll just let them explain:

First link via Sara I think, but the second was all me