Wilde, 30, looked casual chic for the event -- which was held at Cipriani -- in black pants, a loose white top and a grey blazer. Sudekis, 38, dressed to match his fiancé in a grey suit and a white shirt.
The couple, together since November 2011, got engaged in January 2013 and welcomed their first child together, a boy named Otis Alexander Sudeikis, on April 23.
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