Overview
- Police say a 17-year-old suffered multiple stab wounds during a driveway brawl at a Shalvey house party of about 40 people late Tuesday.
- Officers recovered several knives at the scene and are reviewing footage that appears to show alleged offenders walking toward the gathering.
- Investigators have not established whether those seen approaching were connected to the venue or invited guests.
- A 16-year-old was arrested at a Blacktown shopping centre on Thursday, charged with attempted murder, and refused bail ahead of a Parramatta Court appearance today.
- Police believe the house was a short‑term rental for a 15th birthday, and it is reported the crowd swelled after the location was shared on Facebook as an open party.