National Apple Pie Day

Takes place 2 times annually, on the 3rd of the month of December and on the 13th of the month of May.

Hashtags:
References:
punchbowl.com/holidays/national-apple-pie-day
eatocracy.cnn.com/2012/12/03/national-apple-pie-day/
nationaldaycalendar.com/days-2/national-apple-pie-day-may-13/