Oops, it doesn't look like 'zeal and fervour on day' is a national day..

Other days

offer

Offer Day
nae nae

Nae Nae Day
latina equal pay

Latina Equal Pay Day
self care

Self Care Day
youth

Youth Day
camera

Camera Day
frozen yogurt

Frozen Yogurt Day
bow tie

Bow Tie Day
boba

Boba Day
book

Book Day