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

Other days

frozen yogurt

Frozen Yogurt Day
brow

Brow Day
first love

First Love Day
comfy

Comfy Day
bounce

Bounce Day
promposal

Promposal Day
youth

Youth Day
slime

Slime Day
stud

Stud Day
self care

Self Care Day