Why just celebrate things ONCE A YEAR, like birthdays?
In 'Through the Looking-Glass' is suggested to celebrate your unbirthday, some people do half-years too...
BORING TO DO JUST YEARS! Why not celebrate something happened a special number of days / hours / seconds ago?
This will really surprise people.
Celebrate not having smoked for 1000 hours.
Or being married for 200 days.
Or you did something amazing 1.000.000 seconds ago!
Do you want to find an excuse to celebrate?
Find dates that an event is a magic number of days / hours / seconds ago.
Hard to calculate when that should be?
Fill in the date (and if available the time also) and click 'Send' or push ENTER.
The dates you can celebrate will be shown.
Nerds can play with the advanced options.