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

Other days

stud

Stud Day
bow tie

Bow Tie Day
youth

Youth Day
buddy

Buddy Day
ask out your crush

Ask Out Your Crush Day
hoodie

Hoodie Day
unicorn

Unicorn Day
hot chocolate

Hot Chocolate Day
reading

Reading Day
first love

First Love Day