Jackson Irvine can't help but feel old when he hears about his Socceroos teammates' first defining World Cup memory.
Tim Cahill's extraordinary volley against the Netherlands in 2014 remains one of the all-time World Cup finals goals.
A 22-year-old Mat Ryan was up the other end in Australia's goal and a 23-year-old Mathew Leckie was in attack, while Aziz Behich was 23 and Irvine 21.