Oops, it doesn't look like 'league batting title on the last day' is a national day..

Other days

ponytail

Ponytail Day

Emoji Day

pick me

Pick Me Day

self care

Self Care Day

special education

Special Education Day

azonto is acceptable

Azonto Is Acceptable Day

ruby

Ruby Day

ormille

Ormille Day

tell a fairytale

Tell A Fairytale Day

my little pony

My Little Pony Day