After the regular opening, this episode contains a unique second opening where brown leaves blow through the wind and an instrumental version of the theme song with a 'Halloween' tone to it plays.
Brain: Every word you utter out, is being beamed out over my jakolantronic broadcasting system through pumpkins everywhere.
This cartoon was first aired as part of episode 43. The gag credit for this episode is: Ghost Teeth - Lack of the Teeth's Outer Layers.
John Tesh, who voices himself here, is a well known singer and broadcaster. Tesh announcing during the rythmic gymnastics is a nod to his having broadcasted several of the Olympic Games.
Brain: Pinky, no! You got chocolate in my Jack-o-lantronic transmitter!
Pinky: You got Jack-o-lantronic transmitter in my chocolate!
This exchange is a reference to the old TV commercials for Reese's Peanut Butter Cups.
Kid in ghost costume: I got a bowl of soup.
The kid wearing the ghost costume with too many holes in it is a reference to Charlie Brown's costume in It's The Great Pumpkin, Charlie Brown. His complaint here mirrors Charlie's repeated line from the special, "I got a rock."
Classical music allusion in the soundtrack: Mussorgsky, "Night on Bald Mountain".