“Taylor Swift: The Official Release Party of a Showgirl” will launch in theaters on October 3, the same day her new album, “The Life of a Showgirl,” drops .

In North Jersey, the film will be shown at AMC Garden State Plaza in Paramus, AMC Riverside 9 in Hackensack, AMC Ridgefield Park, AMC Clifton Commons, AMC Secaucus, AMC Hawthorne and AMC Willowbrook M...