What could possibly be a more appropriate way to celebrate the 40th anniversary of Roberto Cavalli’s fashion empire than with the very best celebs? With a 10 foot tall birthday cake festooned with forty golden sparkling birthday candles, that’s what.

The event certainly wasn’t understated, but it was a worthy spectacle. 1,200 guests showed up for the party, held at the École Nationale Supérieure des Beaux-Arts in Paris. In attendance were Heidi Klum, Janet Jackson, Karolina Kurkova, Kylie Minogue, Leona Lewis, See More

INF Daily found Leona Lewis in Milan for Fashion Week this afternoon. The X-Factor singer was looking chic in a short black cocktail dress with a wide belt and a black blazer. Leona was heading to the Roberto Cavalli show along with Heidi Klum, Taylor Swift, and Rachel Bilson.

Unlike some celebs, Leona seems just fine when photographers are following her. Later in the afternoon as we were taking photos of the gorgeous “Bleeding Love” singer, we found her using her cell phone to snap photos of us – with a huge grin on her face.
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