(Photo credit: Lefteris Pitarakis/AP Photo)

While Prince William is busy studying agriculture at Cambridge, his wife Kate keeps busy shopping for their home.

On Tuesday afternoon, the Duchess of Cambridge, who will turn 32 tomorrow, looked at home furnishing at Peter Jones department store in London, People magazine reports.

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"You wouldn't have known it was Kate Middleton. It was only when I did a double-take that I realized she was here!" shopper Louisa Smith, told the magazine. "She was absolutely beautiful. She has a very magnetic energy about her. She looked absolutely stunning."

Noted Smith: "It was nice to see her doing ordinary stuff."