American Psycho ending explained: Was it in Patrick Bateman's head?

Breaking down the ending to Mary Harron's American Psycho movie adaptation from 2000, starring Christian Bale.
Breaking down what was real and what wasn't in the Christian Bale movie.

American Psycho Ending Explained: What Happened To Paul Allen & How Much Was Real?

Can someone give me an in-depth insight of the ending of American Psycho? What happened? - Quora

American Psycho Ending Explained: What Happened To Paul Allen & How Much Was Real?

The Ending Of American Psycho Finally Explained

American Psycho — What It All Meant, by Luke Bradley

American Psycho' Ending Explained: Was It All in Patrick Bateman's Head?

American Psycho Ending Explained: What Really Happened?

American Psycho movie review & film summary (2000)

You Can't Say 'American Psycho' Didn't Warn Us About This

American Psycho' Ending, Explained: Do We Know What Really Happened?

American Psycho Ending Explained By Writers Mary Harron and Guinevere Turner

Ed Gein & Women American Psycho

American Psycho Ending Explained: What Happened To Paul Allen & How Much Was Real?

American Psycho Retrospective. The film adaptation of Bret Easton…, by Ian Ford