SHOULD THE COMMUNITY BE CONCERNED ABOUT TENSIONS BETWEEN RIVAL BIKIE GANGS AND THEIR ASSOCIATES AFTER THE SHOOTING DEATH OF A MAN IN TWEED HEADS OVER THE WEEKEND? Clare Fraser, Benowa: Bikies tend to stick to themselves. I wouldn’t be too worried unless I came across a large group of them when I was on my own. Dennis Broeng, Beenleigh: Janet Waddington, Southport/Tasmania: