For Jimmy's grand finale, the showrunners make it explicit that he and Timmy are unambiguously evil and the shows' antagonists. Bored of tormenting their regular enemies, they create a supervillain capable of feeling physical and emotional pain to beat up. The background characters unionize to become one macro-Background Character, unified by their shared abuse. The universes collapse into a singularity point, and it is only by the grace of one particular angel that the hosts survive this one. And Hugh delivers his final line ever, "let's kick him while he's down"...