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

Other days

healing

Healing Day
ruby

Ruby Day
blanket fort

Blanket Fort Day
boba

Boba Day
gum

Gum Day
ride the wind

Ride The Wind Day
emoji

Emoji Day
aloxolt

Aloxolt Day
mean girls

Mean Girls Day
lumpy rug

Lumpy Rug Day