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

Other days

cursing

Cursing Day
pumpkin

Pumpkin Day
blanket fort

Blanket Fort Day
china

China Day
self care

Self Care Day
youth

Youth Day
pampering

Pampering Day
believe

Believe Day
ride the wind

Ride The Wind Day
boba

Boba Day