An injury-hampered Australian side has finished seventh as New Zealand broke through to win the International Rugby Sevens Adelaide in their fifth attempt, defeating South Africa 28-20 to claim the 2011 title at Adelaide Oval on Sunday.

Hosts Australia will take on Samoa in the Cup quarter-finals of the International Rugby Sevens Adelaide tomorrow after showing top form with wins over Tonga and USA on Saturday.

The return of Western Force centre Brian Sefanaia and Queensland Reds back Kimami Sitauti has provided the Australian Sevens team with a significant boost ahead of their home tournament, the International Rugby Sevens Adelaide this weekend (2-3 April).

Australia came close to forcing the Hong Kong Sevens Plate final into extra time but a penalty in the dying seconds has seen South Africa come out on top with a hard-fought 26-19 victory.

Just as racegoers frock up for a day at the Spring Carnival, Rugby Sevens fans love to don fancy dress to ensure the action away from the field is just as eye catching as what’s happening on the pitch.

Australian Rugby Sevens coach Michael O’Connor says there’s no secret formula to winning this weekend’s Hong Kong Sevens but his team will have to be on their game and finish top of their pool to have the best chance of claiming the iconic silverware.