List Of Unofficial Holidays

These are holidays that are not traditionally marked on calendars. These holidays are celebrated by various groups and individuals. Some are designed to promote a cause, others recognize historical events not recognized officially, and others are "funny" holidays, generally intended as humorous distractions and excuses to share laughs among friends.

List Of Unofficial Holidays below:

• April Fools' Day (1 April)
• Black Friday or Buy Nothing Day (Day after Thanksgiving in the United States)
• Bloomsday (16 June based on James Joyce's novel Ulysses)
• Chrismukkah (25? December)
• Christmas Eve (24 December)
• Festivus (23 December)
• First Contact Day (5 April) (Day Vulcans establish first contact with humanity)
• Friday the 13th
• Friendship Day (First Sunday in August)
• Galactic Tick Day (Every 633.7 days, starting October 2, 1608)
• GIS Day (Wednesday during Geography Awareness Week in November)
• Giving Tuesday (Tuesday following Thanksgiving Day, Black Friday and Cyber Monday in the United States)
• International Cannabis Day/Four Twenty (20 April) (Counterculture holiday for promotion of marijuana)
• International Inflation Day (18 August)
• International Talk Like A Pirate Day (19 September)
• Lost Penny Day (9 May)
• Marathon Monday (Local name in Boston for Patriot's Day)
• Mischief Night (30 October)
• Mole Day (23 October)
• Monkey Day (14 December)
• National Cancer Survivors Day (First Sunday in June)
• National Gorilla Suit Day (31 January)
• National Hug Day (21 January)
• No Pants Day (First Friday of May)
• Opposite Day (25 January) (Day where you do everything opposite)
• Pi Approximation Day (22 July) or Pi Day (14 March)
• Put A Pillow On Your Fridge Day (29 May)
• Record Store Day (Third Saturday of April)
• Robert Burns Day/Burns Night (25 January)
• S.A.D. – (Singles Awareness Day) (14 February)
• Star Wars Day (4 May) "May the Fourth be with you"
• Super Bowl Sunday (Day of the National Football League championship)
• Sweetest Day (Third Saturday in October)
• Take Your Houseplant For A Walk Day (27 July)
• Tax Freedom Day
• Towel Day (25 May) (Tribute to the late Douglas Adams)
• Women Gamers Day (18 June) (Day for girls who enjoy video games)