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

Other days

kiss a ginger

Kiss A Ginger Day
self care

Self Care Day
tell a fairytale

Tell A Fairytale Day
prosecco

Prosecco Day
bow tie

Bow Tie Day
bounce

Bounce Day
hannah

Hannah Day
lumpy rug

Lumpy Rug Day
aloxolt

Aloxolt Day
comfy

Comfy Day