It's National Sundae Day on November 11th.
More on Sundae Day and the other days on the 11th below.
We detected 763 references to national Sundae day on 11th the November. There were also a total of 102 other national days mentioned including: Independence, Cemetery In Honor Of Veterans, Education and Signing Day.
The day shown for 'National Sundae Day' is shown as we detected that day mentioned the most out of all the references to national days there were on November the 11th across social media. Our algorithms examine all of the references to National Days across social media and updates whatnationaldayisit.com hourly, with our homepage displaying the current national day. This crowdsourcing of data method to assess the National Day date is used as opposed to being connected with any Government sacntioned lists :D Hurrah for democracy by concensus!