Western Sydney Wanderers failed to capitalise on a Melbourne City red card and instead slumped to another A-League defeat on New Year's Day.
Western Sydney led through Oriol Riera and Bruce Kamau equalised after Nikola Mileusnic's brace for Adelaide, who had Jordan Elsey sent off.
Perth Glory lead the A-League at Christmas. We take a look at what that has meant previously.
Sydney FC came from behind to beat Western Sydney Wanderers 3-1 in the derby as Vedran Janjetovic was sent-off against his former club.
Western Sydney Wanderers piled more misery on winless Central Coast Mariners with a 2-0 victory in the A-League on Friday.
Newcastle Jets finally clinched their first A-League win of the season, Jason Hoffman and Ronald Vargas scoring in a 2-0 victory.
Adam Le Fondre's scoring touch deserted him on Saturday and Sydney FC could not hold on for a scrappy win at Newcastle Jets.
Andy Keogh played a crucial part in both goals as 10-man Perth Glory moved joint top of the A-League with a 2-1 win over Brisbane Roar.
Markus Babbel saw red after Western Sydney Wanderers' bid to overturn a 2-0 deficit against Sydney FC fell foul of a contentious VAR call.
Central Coast Mariners, who have offered a contract to Usain Bolt, could not manage a win in their opening A-League game of the season.