Oops, it doesn't look like 'tweetdeck at robot day' is a national day..

Other days

bonang

Bonang Day
girl friend

Girl Friend Day
healing

Healing Day
stress awareness

Stress Awareness Day
bounce

Bounce Day
singles

Singles Day
lost sock memorial

Lost Sock Memorial Day
bow tie

Bow Tie Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
promposal

Promposal Day