Icons not showing on feature image

My Frizzly plugin is not working on my feature image. It used to before the recent update, but now it is not working.
Website: http://www.blameitonmei.com
Individual blog post (where plugin works in all images except the feature image): http://www.blameitonmei.com/love-at-first-wrap-halter-off-the-shoulder-top-black-skirt/