A stuffed monkey is shown in the trash. It is the same monkey that Lois Lane had in the Superman: The Animated Series (1996) episode Monkey Fun (1997).
Mad Stan's rant about "information overload" is similar to that of Spider in Johnny Mnemonic (1995). Both characters are portrayed by Henry Rollins. Mad Stan's appearance seems to have been modeled off Rollins.
First appearance in the series of Mad Stan.
At one point Patrick is holding an action figure for Magma, who appeared in the episode Heroes. Magma and the other ES in the Terrific Trio were heroes until they threatened to destroy Gotham, which is why he'd have an action figure that would be discarded.