The son of Adel Dayoub, who was dating Lametta Fadlallah, told Daily Mail Australia his father handed over his phone and gave police anything he could to help investigate the death.
The two victims of the latest Sydney gangland shooting were warned seconds before they were executed in a hail of bullets inside a parked car on a quiet street.
The 16-year-old, who cannot be named, was close with 39-year-old Amy Hazouri and often spent time with her both in her salon in southwest Sydney and socially.
The Panania mum-of-two spent her final hours alive at Massaya Restaurant in Strathfield South doing odd jobs and going over details for that night s festivities.