Matildas supporters streamed toward Sydney’s Central Station chanting “Aussie Aussie Aussie, Oi Oi Oi!” in the hours before Women’s World Cup co-host Australia kicked off against Ireland. The mood remained buoyant as a sea of yellow and green filled Stadium Australia at Sydney Olympic Park, becoming part of the biggest crowd ever for a women’s soccer match in Australia, announced at 75,784 on Thursday.