Bow down Summer Bay.
The year was 1997: Sia had released her debut album and kindly dropped by Aussie soap show Home and Away to sing an acappella tune.
Summer Bay lovers Travis and Rebecca tied the knot in an intimate beach ceremony. After the vows were exchanged, there was one surprise left...
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Enter Sia! Looking like an angelic goddess, she immediately launched into song "How To Breathe", surrounded by two back-up singers.
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The Summer Bay locals were thrilled!
Irene's loving it.
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