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Series regulars Olivia Olson (Marceline), Jeremy Shada (Finn), John DiMaggio (Jake), Hynden Walch (Princess Bubblegum) and Tom Kenny (Ice King) are joined by guest stars Rebecca Romijn (The Empress), Billy Brown (The Vampire King), composer and actor Paul Williams (The Hierophant), Ron Funches (The Fool), Beau Billingslea (The Moon) and Kyle Kinane (Cloud Dance). In her voice acting debut, STEVEN UNIVERSE creator Rebecca Sugar joins the cast as THE VOICE of Marceline’s mother.

Don’t miss out on the four-night event starting November 16-19 at 8 p.m. (ET, PT) on Cartoon Network.