The Conspiracy leitmotif from Star Wars: Episode II - Attack of the Clones (2002) is featured twice at the beginning of the episode. When Dooku talks to Darth Sidious, The Emperor's Theme plays followed by The Imperial March.
The 'Jedi fortune cookie' message that opens the show reads "What is lost is often found."
Tim Curry as Palpatine mispronounces former chancellor Valorum name. It's previously been pronounced vaLORum, whereas Curry's Palpatine says VALorum.