Towel Day Post author:HFM Post published:May 24, 2006 Post category:Odd Holidays In honor of Douglas Adams — carry a towel all day long on May 25th. You Might Also Like Bash a Fag For Jesus April 14, 2005 Hell, Michigan June 5, 2006 Odd Holiday Alert: National Straw Hat Day – May 15th May 11, 2004