Years after the show aired, an image of Dave "inventing" the megaphone briefly became a popular internet meme.
Irmaplotz and her mother are voiced by real life daughter and mother Melissa and Joan Rivers. Tress MacNeille (Fang) frequently imitates Joan Rivers on other animated shows.
Ned Frischman is voiced by Richard Steven Horvitz, who is best known to fans as the voice of the title character on 'Invader Zim,' who, like Ned, wishes to take over the world.
Ped Xing, the name of Dave's favorite poet, is short for "Pedestrian Crossing."