The Mark Twain story mentioned to Colleen was the Celebrated Jumping Frog of Calaveras County first published in 1865.
Joe Lando said in a YouTube interview that he truly did not know how to dance when this was filmed.
Colleen practices kissing with Elizabeth Quinn's silver mirror.
Dr. Quinn asks Miss Dorothy if she is going to print her secrets in the newspaper. This is foreshadowing. Miss Dorothy writes a book and includes Dr. Quinn's personal secrets and inhibitions.
Colleen and Becky have friendship issues. Miss Dorothy and Dr. Quinn have friendship issues.