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Checkiday.com

Holidays for Friday, April 16th, 2021

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Image for Day of the Mushroom
Also known as Mushroom Day

Observed annually on April 16th
Image for Foursquare Day
Also known as 4sqDay

Observed annually on April 16th
Image for On This Day in History
Things that happened on this day in years past

Multi-day Events Continuing on Friday, April 16th, 2021