Funny thing that YSSY curfew, Elton John's Gulfstream3 was allowd back into YSSY each night after midnight during his last tour after he had finished playing in Brisbane and Melbourne , likewise the HS-748 and C580 freighters could operate into YSSY during curfew hours, bet you the RAAF B737 wouldn't cop a fine taking VIP's somewhere during the curfew.