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 World Beard and Mustache Championships March 30, 2005 Happy Easter! All Your Eggs are Belong to Us! April 13, 2001 Juneteeth June 19, 2003