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MONACO - JULY 02: (L-R) Pierre Casiraghi, Charlotte Casiraghi and Prince Andrea Casiraghi attend the official dinner and firework celebrations at the Opera Terraces after the religious ceremony for the Royal Wedding of Prince Albert II of Monaco and Princess Charlene of Monaco on July 2, 2011 in Monaco. (Photo by Tony Barson/WireImage)

MONACO - JULY 02:  (L-R) Pierre Casiraghi, Charlotte Casiraghi and Prince Andrea Casiraghi attend the official dinner and firework celebrations  at the Opera Terraces after the religious ceremony for the Royal Wedding of Prince Albert II of Monaco and Princess Charlene of Monaco on July 2, 2011 in Monaco.  (Photo by Tony Barson/WireImage)

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MONACO - JULY 02: Pierre Casiraghi and Charlotte Casiraghi attend a dinner at Opera terracesafter the religious wedding ceremony on July 2, 2011 in Monaco. The Roman-Catholic ceremony followed the civil wedding which was held in the Throne Room of the Prince's Palace of Monaco on July 1. With her marriage to the head of state of the Principality of Monaco, Charlene Wittstock has become Princess consort of Monaco and gains the title, Princess Charlene of Monaco. Celebrations including concerts and firework displays are being held across several days, attended by a guest list of global celebrities and heads of state. (Photo by Pascal Le Segretain/Getty Images)

MONACO - JULY 02:  Pierre Casiraghi and Charlotte Casiraghi attend a dinner at Opera terracesafter the religious wedding ceremony on July 2, 2011 in Monaco. The Roman-Catholic ceremony followed the civil wedding which was held in the Throne Room of the Prince's Palace of Monaco on July 1. With her marriage to the head of state of the Principality of Monaco, Charlene Wittstock has become Princess consort of Monaco and gains the title, Princess Charlene of Monaco. Celebrations including concerts and firework displays are being held across several days, attended by a guest list of global celebrities and heads of state.  (Photo by Pascal Le Segretain/Getty Images)

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MONACO - JULY 02: Pierre Casiraghi, Charlotte Casiraghi and Prince Andrea Casiraghi attend a dinner at Opera terraces after the religious wedding ceremony of Prince Albert II of Monaco and Princess Charlene of Monaco on July 2, 2011 in Monaco. The Roman-Catholic ceremony followed the civil wedding which was held in the Throne Room of the Prince's Palace of Monaco on July 1. With her marriage to the head of state of the Principality of Monaco, Charlene Wittstock has become Princess consort of Monaco and gains the title, Princess Charlene of Monaco. Celebrations including concerts and firework displays are being held across several days, attended by a guest list of global celebrities and heads of state. (Photo by Pascal Le Segretain/Getty Images)

MONACO - JULY 02:  Pierre Casiraghi, Charlotte Casiraghi and Prince Andrea Casiraghi attend a dinner at Opera terraces after the religious wedding ceremony of Prince Albert II of Monaco and Princess Charlene of Monaco on July 2, 2011 in Monaco. The Roman-Catholic ceremony followed the civil wedding which was held in the Throne Room of the Prince's Palace of Monaco on July 1. With her marriage to the head of state of the Principality of Monaco, Charlene Wittstock has become Princess consort of Monaco and gains the title, Princess Charlene of Monaco. Celebrations including concerts and firework displays are being held across several days, attended by a guest list of global celebrities and heads of state.  (Photo by Pascal Le Segretain/Getty Images)

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MONACO - JULY 02: Charlotte Casiraghi attends the official dinner and firework celebrations at the Opera Terraces after the religious ceremony for the Royal Wedding of Prince Albert II of Monaco and Princess Charlene of Monaco on July 2, 2011 in Monaco. (Photo by Tony Barson/WireImage)

MONACO - JULY 02:  Charlotte Casiraghi attends the official dinner and firework celebrations at the Opera Terraces after the religious ceremony for the Royal Wedding of Prince Albert II of Monaco and Princess Charlene of Monaco on July 2, 2011 in Monaco.  (Photo by Tony Barson/WireImage)