In POTC: The Curse Of The Black Pearl (2003), Most Of Jack Sparrow’s Hats Are Made Of Rubber
This is because Johnny Depp kept losing them and throwing them overboard. After he lost ten leather hats, the costume designer started making them out of rubber so that they would float instead of sink
Another underrated Depp movie: The Ninth Gate
#29 Is also a Hunter S. Thompson adaptation, though no where near as good as Fear and Loathing in Las Vegas