One of my favorite things to do is take old clothes I don't wear anymore or that I find at the thrift store, and turn them into something wonderful for my kids to wear.
I forgot to take a picture, but imagine a big, unattractive, lavender, polo-style shirt. That's the "before" picture.
This is the "after" picture:
I made it using this tutorial. I just altered the length and the sleeves a bit for a cute, new play shirt.