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

Other days

china

China Day
promposal

Promposal Day
self appreciation

Self Appreciation Day
ruby

Ruby Day
ask out your crush

Ask Out Your Crush Day
bubble bath

Bubble Bath Day
blanket fort

Blanket Fort Day
self care

Self Care Day
cursing

Cursing Day
prescription drug take back

Prescription Drug Take Back Day