Terrified passengers watched on as violence erupted aboard a Sydney Trains service over the weekend, after a man was allegedly attacked for confronting a group of teenagers about their loud music.

<p>Terrified passengers watched on as violence erupted aboard a Sydney Trains service over the weekend, after a man was allegedly attacked for confronting a group of teenagers about their loud music.</p>

Tune into 2GB Drive from 3pm to 6pm each weekday.

<p>Tune into 2GB Drive from 3pm to 6pm each weekday.</p>