User blog comment:YazzyDream/Is Bill Really in Every Episode of Gravity Falls?/@comment-67.175.71.16-20130308031832

Don't forget, the scene that Bill is in in Summerween is based off of Ocarina of Time. Bill on Dipper's shield could be a reference to the Triforce on Link's. It's not very important, I'd just thought I'd point that out.