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Dressed casually for the shopping expedition, the Indigenous model wore a pair of ripped denim shorts, a white T-shirt and a designer purse.
The 6ft Australia Vogue cover girl opted for a pair of polkadot slip-on loafers and left her brunette locks down.
Rough day? Samantha, 30, didn t appear her usual bubbly self as she looked downcast after the shopping trip
Luke made use of his muscular arms by carrying all three shopping bags for the couple.
Wearing a grey singlet, Luke proudly displayed the tattoo of his model love, who stood by his side through his past prison ordeal.