I made this floppy newsboy-ish hat from a giant thrifted wool skirt. The pattern is from Scrap Crafts Year Round, and was surprisingly easy for my first hat. I didn't have any interfacing, so I used some felt to make the brim a bit sturdier.
My cat Molly modeling the hat:
An interesting aside about the Scrap Craft book--the edition I have is from the mid 90s, yet still includes such horrendous 80s projects like a cozy for those huge floppy disks that were actually floppy. It's a very amusing book!