One year we decided to wear matching t-shirts that said 'Sibling Day' and some indication of our birth order, and since that year, matching t-shirts have been worn. Last year, all black with white letters (THING 1, THING 2, THING 3, THING 4) drew the most attention from passerbys. (I drew the shirts below in different colors.)
Linda O'Connell). Details to come soon about the date and place!
As far as Sibling Day goes, we never know what's in store for us, but a good hearty laugh always seems to be part of the equation.