Yeah, it wasn't able to connect using SSL. I'm not exactly sure why, but I'm guessing it's probably a configuration issue on the site the images are hosted on, because the image proxy works fine with images hosted on other sites with SSL.
It looks like an issue with the image proxy, all the images linked from other sites using the img bb code are fetched through a proxy, so the page shows up as secure. When I try to test the image proxy with this link https://my.clothnappytree.com/3/640/23514f438da0b5cdcbe23a873b42a580.jpg it...