Recycling denim jeans to make a dress.
i think you could make this with tunisian. when it gets the the split, you could keep working half the stitches until both halves are long enough and then start stitching across the entire piece again at the other end.
TUTORIAL Waffle stitch adds interest and texture to the basic granny squared crochet top
Knit or crochet: vest or scarf
I remember making one of these dresses in High School Home Ec class. (No link to instructions )