Looks like JB Hifi is also offering a neat 20% off iTunes cards this Boxing Day sale period.
Until the 31st of December, you can get the deal in store and online.
Thanks to Simon and Anthony who both emailed this in.
[Source: JB Hifi]
Other known gift card deals:
[25%] Harvey Norman – 2 x $20 iTunes cards for $30 – ends 30/12 (limited stock at stores)
[25%] Big W – 2 x $20 iTunes cards for $30 – ends 2/1
[25%] Playstation – 25% off an annual Playstation Plus subscription – ends early January
[20%] Dick Smith – $50 iTunes gift card for $40 – ends 30/12
[20%] Coles – 20% off iTunes gift cards – ends 1/1
[20%] Caltex – 20% off iTunes gift cards – ends 8/1
[20%] BP – 20% off iTunes cards – ends 3/1
[15%] EB Games – Get 15% off Xbox Live subscriptions – ends 10/1
