1. Wear a full cowboy outfit for a week. Must only greet people with "howdy" or "YEEHAW"
  2. Wheatgrass shots
  3. Drink every beverage with a coffee straw
  4. Carry an old-fashioned alarm clock with you everywhere, have it go off randomly, then announce to nearby strangers: "one hour closer to my birthday!"
    Suggested by @Gola
  5. Heelies