zeph’s pop culture quiz #20 Who is inside the tube?     Just leave a comment with your educated guess—you can ask for additional hints, too. [Leaving a comment is easy; just click the ‘Leave a comment’ at the end of the post and fill in the form. If it’s the first time you post a comment, it will be held for moderation. But I am constantly checking, and once I’ve approved a comment, your next ones won’t be held, but published immediately by the system.] UPDATE and solution (26 March 2012): That’s a first, nobody solved the riddle. And … Continue reading →