It's National Kissing Day on December 21st.
More on Kissing Day and the other days on the 21st below.
We detected 309 references to national Kissing day on 21st the December. There were also a total of 52 other national days mentioned including: Kissing, Sangria, Press and Look On The Bright Side Day.
The day shown for 'National Kissing Day' is shown as we detected that day mentioned the most out of all the references to national days there were on December the 21st 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!