Of all the cultural figures we approached to pay tribute to the royal wedding, Bob and Roberta Smith chose arguably the most abstract approach. The east London-based artist (actually just one person, real name Patrick Brill) has what he calls "a broken ice-cream van approach" to aesthetics and decided to build sculptures of the bride and groom out of rubbish he found in a skip. To complete the piece, he made himself a part of it, sitting beside his creations with an empty cat-food tin and a felt-tipped sign, begging for money.
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