This is the first time we get to see Dave's Mother and Father, as well as several of Dave's other family members.
Master Yo: I don't want to hear another word out of either of you until we--
Yin and Yang: Bear!
Master Yo: That's an odd choice of a single word.
Night Master: Did you really expect me to believe you'd travel this far for an amusement park?
Yang: We're kids. We'd travel this far for gum!
Yo: Good news, Kids! I've suddenly decided to care about your happiness!
Yin: Who are you, and what have you done to Master Yo?
Two of the Night Master's lackey's, Dank and Dire, are introduced in this episode.
The Tree Stump Kid, who frequently hangs around Yin and Yang, has a name which is finally revealed to Yin and Yang. The Tree Stump Kid's name is Dave.
Country Names: Antsylvania and Redneckistan
On the map to MangaTopiaLand, there are two countries named Antsylvania and Redneckistan. Antsylvania is a play on words of the country Transylvania, and Redneckistan is a play on words combining the country of Pakistan with the term "Redneck".
Man: You might be a Redneckistanian...
When the man in the information booth in Redneckistan (From Destination Danger) tells Yang the things someone might do if they were a Redneckistanian, it's a reference to the Blue Collar comedian Jeff Foxworthy, who often makes jokes that end with "...you might be a Redneck."