Oops, it doesn't look like 'shake out day' is a national day..

Other days

boy friend

Boy Friend Day

believe

Believe Day

stress awareness

Stress Awareness Day

Emoji Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

bow tie

Bow Tie Day

hannah

Hannah Day

pampering

Pampering Day

fiancee

Fiancee Day

frozen yogurt

Frozen Yogurt Day