While I'm all for recycling and wise use of resources, I must admit I would not have considered creating my wedding gown from toilet paper!
The dresses are quite lovely. My only concern would be rain storms and tears (crying). Well, I would be afraid of tears (rips), too.
There are quite a few instances of clever use of unconventional materials. The most famous is probably duct tape, although there are other examples.
Here's a clever use of coffee sleeves.
I'm feeling inspired now! Let's see what I can create . . .