The Sing-Off
Top 7 Groups: Superstar Medleys
Group performance: Halloween medley of "This Is Halloween" by Danny Elfman, "Werewolves of London" by Warren Zevon and "Ghostbusters" by Ray Parker, Jr.
Group performance: Halloween medley of "This Is Halloween" by Danny Elfman, "Werewolves of London" by Warren Zevon and "Ghostbusters" by Ray Parker, Jr.