An ornament on Mike and Zian's tree has the number "50" prominently displayed. The time span of this movie is fifty years with one story taking place in 1973 and the last story taking place in 2023.
Hallmark ornaments were introduced in 1973. The ornament given to Lizzie is a genuine 1973 ornament in the original box and in mint condition. The 2023 tree has a genuine 2023 50th anniversary ornament on the tree (red with the number 50).
The six principles are listed in both the opening and closing credits in surname alphabetical order.