ON THIS DAY, SEPT. 13, 2026 NATIONAL DAYS: Today is National Grandparents Day, National Bald is Beautiful Day, Positive Thinking Day, Uncle Sam Day, National Peanut Day, National Hug Your Hound Day, Day of the Programmer, and National Kids Take Over the Kitchen Day. BIRTHDAYS: Author Roald Dahl, actor Ben Savage, actress Jean Smart, actor Richard Kiel, author Daniel Defoe, Major General John Sedgwick who fought for the Union side in the Civil War, Gen. John J. "Blackjack" Pershing who fought in WWI.