Oops, it doesn't look like 'award to slb for bajirao mastani and kangana for day' is a national day..

Other days

Lost Sock Memorial Day

Donate Your Hair Day

Reading Day

Youth Day

Unicorn Day

Nae Nae Day

Azonto Is Acceptable Day

Tell Ur Crush You Like Them Day

Hannah Day

Appreciate Yaself A Lil Extra Day