When Lisa and Lori are watching the opening credits, Lisa says that the "written by" names are "number two, so they have to try harder." This is a reference to the Avis rent a car company, which ran commercials at the time using a similar slogan.
When Oliver asks where the elephant came from Haney explains that it came from India and was originally owned by 'His Royal Highness The Marijuana of Rinkatoopoo'.
According to the story Eb fed the Hooterville World Guardian, Lori escaped her captors in the city and slogged through Simpson Swamp before arriving at the Douglas farm. The mafia came after her and shot Oliver. After saving his life by donating four quarts of her blood, the Douglases adopted her.
Haney pilots a biplane he claims was personally piloted by Baron von Richthofen. He offers to take the kids up for just $8 a head and this includes a brief wing walk.
The title is also known as a débutant ball where girls that have reached maturity are introduce to society.