The violent behaviour that is an attribute of a select group of Delta Goodrem fans. Similar to Road Rage, Delta Fan Rage appears in some individuals when others insult, put down or slander Delta Goodrem in any way.
Delta Fan Rage is induced by the smallest comment or action. According to one account, an enraged Delta Fan has punched a friend clean on the nose and made it bleed because she said "Stupid Delta".
"that's good delta fan rage."