Oops, it doesn't look like 'BeerSession Beer day' is a national day..

Other days

promposal

Promposal Day
believe

Believe Day
reading

Reading Day
lisp

Lisp Day
fiancee

Fiancee Day
pampering

Pampering Day
donate your hair

Donate Your Hair Day
tell a fairytale

Tell A Fairytale Day
tell ur crush you like them

Tell Ur Crush You Like Them Day
special education

Special Education Day