I don't see why Kitty wouldn't bring some. How else would we test it was working?
[But the more she glanced around, the more it became clear that Kitty might not've thought this particular lesson all the way through. No big; Zatanna summoned one of the disks from her apartment. Grinning madly when she recognized the title.]
[It was the "Zombie Vampire Wedding" movie. No, not a movie about Zombie Vampires Weddings. But the very same Z-movie that had spawned the joke.]