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

Other days

cuddle up

Cuddle Up Day
nail polish

Nail Polish Day
one

One Day
ask out your crush

Ask Out Your Crush Day
eat what you want

Eat What You Want Day
bow tie

Bow Tie Day
ruby

Ruby Day
buddy

Buddy Day
lash

Lash Day
bubble bath

Bubble Bath Day