First, Remove your application from your app settings. Link to app settings
Second, Go to the app from your account again and select the Public/Friends of Friends/ Friends button. Then login to the app.
Now go to http://www.senseculture.com/blog/posts/75_adventure-time.php and follow the steps as u mentioned earlier.
The post will come on your news feed and the privacy will be of Friends of Friends/Friends.
If it helped you, consider to accept my answer.