Did you know that Mother's Day was first proposed as a national holiday by the same woman who wrote the lyrics to "The Battle Hymn of the Republic"?
Did you know that woman who actually campaigned for the national observance had no children and eventually wanted the day rescinded?
Mother's Day is Sunday, May 13 this year.
Check out eight other things you don't know about the holiday:
Just for fun, here is a hilarious mom rant about the point of the "half day".