Slowly returning to normal as we get vaccinated. Thanks for your patience!

If You're Happy and You Know It Shirts and Tanks

Our Best Selling Objects and Items


Select Quantity!

Sometimes known as Schrödinger's Happiness, originally seen in this famous tweet!

Printed on:

  • Mens/Unisex Shirts: American Apparel Fine Jersey Mens/Unisex (or Royal Apparel 5051). 3XL and 4XL may be substituted with Gildan Ultra Cotton or Hanes Beefy-T in closest color match.
  • Ladies Shirts: Bella Fine Jersey Womens Tees (6004).
  • Tank Top: Bella+Canvas 3480 (4.2 oz., 100% combed and ringspun cotton)

Check the size charts!