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

Other days

ride the wind

Ride The Wind Day
artists

Artists Day
me

Me Day
reading

Reading Day
book

Book Day
self appreciation

Self Appreciation Day
self care

Self Care Day
ask out your crush

Ask Out Your Crush Day
bow tie

Bow Tie Day
chocolate milkshake

Chocolate Milkshake Day