Oops, it doesn't look like 'trust nobody day' is a national day..

Other days

kiss a ginger

Kiss A Ginger Day
ruby

Ruby Day
bow tie

Bow Tie Day
carpenters

Carpenters Day
girl friend

Girl Friend Day
brow

Brow Day
bounce

Bounce Day
ponytail

Ponytail Day
hoodie

Hoodie Day
prosecco

Prosecco Day