Halloween Night is the forty-third book in the Point Horror series, and the twelfth in the series to be written by R.L. Stine. It was released in September 1993. It was followed-up by a sequel in 1994 with Halloween Night II.
Brenda hates her cousin Halley. And Brenda isn't the only one. Because Halley keeps stealing other people's boyfriends. So Brenda and her friends decide to plan the perfect murder. Something to go along with Brenda's perfect Halloween party.
Not that they're really going to kill anybody. It's just a joke.