By order of the Ministry of Redundant Regulations, all citizens are mandated to wear funny hats on Fridays.
Section 2, Article 3, Subsection 4 states: "No one shall wear a fedora with a fedora-patterned shirt."
Appendix - A List of Acceptable Headwear
Remember, citizens, failure to comply will result in severe penalties, including but not limited to: fines, community service, and being forced to watch an endless loop of elevator music.