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Revelers parade through the French Quarter on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Lorraine Summers of New Orleans is dressed as Medusa on Mardi Gras Day in the French Quarter. (Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the beginning of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

People dance around a pole in the French Quarter on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Rex, King of Carnival waves to his subjects as he parades down St. Charles Avenue on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Revelers with out stretched hands plead for throws from riders in the Krewe of Zulu parade on Mardi Gras Day. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the begining of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images

Crowds flood Bourbon Street on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Kamil del Toro is dressed as a Day of the Dead sugar skull for Mardi Gras in the French Quarter. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the begining of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

A parade goer catches a pair of beads tossed from a float in the Krewe of Zulu parade on Mardi Gras Day. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the beginning of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

Revelers show off their costumes as they march through the Bywater section of New Orleans during the Society of Saint Anne walking parade during Mardi Gras day, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

A man dressed in a diaper rides a mechanical dog with wings in the French Quarter during Mardi Gras in New Orleans, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

Crowds of revelers are seen on Bourbon Street from the balcony of the Royal Sonesta Hotel during Mardi Gras in New Orleans, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

People throw beads from the balcony of the Royal Sonesta Hotel to crowds below on Bourbon Street during Mardi Gras in New Orleans, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

Revelers grab for beads as they are tossed from the balcony of the Royal Sonesta Hotel on Bourbon Street during Mardi Gras in New Orleans, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

A man dressed as a cowboy holding a horse head, sits on a trash can next to two men in pink dresses sending text messages during Mardi Gras in the French Quarter of New Orleans, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

Members of the Zulu Social Aid and Pleasure Club parade down St. Charles Avenue on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Super Bowl Champion Baltimore Ravens Ed Reed walks with Members of the Zulu Social Aid and Pleasure Club as they parade down St. Charles Avenue on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Super Bowl Champion Baltimore Ravens wide receiver Jacoby Jones walks with Members of the Zulu Social Aid and Pleasure Club as they parade down St. Charles Avenue on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

Members of the Mondo Kayo Social and Marching Club parade down St. Charles Avenue on Mardi Gras Day in New Orleans, Louisiana February 12, 2013. REUTERS/Sean Gardner

A man dressed as the Pope revels with other costumed people during Mardi Gras in the French Quarter of New Orleans, Tuesday, Feb. 12, 2013. Despite threatening skies, the Mardi Gras party carried on as thousands of costumed revelers cheered glitzy floats with make-believe monarchs in an all-out bash before Lent. Crowds were a little smaller than recent years, perhaps influenced by the forecast of rain. Still, parades went off as scheduled even as a fog settled over the riverfront and downtown areas. (AP Photo/Gerald Herbert)

Revelers gather for the start of the Society of Saint Anne walking parade in the Bywater section of New Orleans during Mardi Gras day, Tuesday, Feb. 12, 2013. Overcast skies and the threat of rain couldn't dampen the revelry of Mardi Gras as parades took to the streets, showering costumed merrymakers with trinkets of all kinds. (AP Photo/Gerald Herbert)

Revelers gather for the start of the Society of Saint Anne walking parade in the Bywater section of New Orleans during Mardi Gras day, Tuesday, Feb. 12, 2013. FEMA markings from Hurricane Katrina are still displayed on the wall. (AP Photo/Gerald Herbert)

Revelers gather and are photographed before the start of the Society of Saint Anne walking parade in the Bywater section of New Orleans during Mardi Gras day, Tuesday, Feb. 12, 2013. Overcast skies and the threat of rain couldn't dampen the revelry of Mardi Gras as parades took to the streets, showering costumed merrymakers with trinkets of all kinds. (AP Photo/Gerald Herbert)

Skeleton heads rest on the ground in Jackson Square on Mardi Gras Day in French Quarter February 12, 2013 in New Orleans, Louisiana. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the begining of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

Skeleton Krewe member Jaw Bone takes off his skull while taking a break on Mardi Gras Day near Jackson Square in the French Quarter February 12, 2013 in New Orleans, Louisiana. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the begining of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

Brody Bell, 6, of New Orleans, runs across Pierre Antoine Alley dressed as a bald eagle skeleton for Mardi Gras Day February 12, 2013 in New Orleans, Louisiana. He was parading with his parents who are members of a Skeleton krewe. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the begining of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

Babbette Hines, left, and Carol Jean Dixon, both of New Orleans, pose with their costumes representing sad ladies of the night, inspired by Storyville photographer E.J. Bellocq, before the start of the Society of Saint Anne walking parade in the Bywater section of New Orleans during Mardi Gras day, Tuesday, Feb. 12, 2013. (AP Photo/Gerald Herbert)

A trojan horse float makes its way through the crowd as revelers gather for the start of the Society of Saint Anne walking parade in the Bywater section of New Orleans during Mardi Gras day, Tuesday, Feb. 12, 2013. Overcast skies and the threat of rain couldn't dampen the revelry of Mardi Gras as parades took to the streets, showering costumed merrymakers with trinkets of all kinds. (AP Photo/Gerald Herbert)

Members of the Krewe of Bikus roll down Chartres Street on Mardi Gras Day in French Quarter February 12, 2013 in New Orleans, Louisiana. Fat Tuesday, the traditional celebration on the day before Ash Wednesday and the begining of Lent, is marked in New Orleans with parades and marches through many neighborhoods in the city. (Photo by Rusty Costanza/Getty Images)

Revelers gather for the start of the Society of Saint Anne walking parade in the Bywater section of New Orleans during Mardi Gras day, Tuesday, Feb. 12, 2013. Overcast skies and the threat of rain couldn't dampen the revelry of Mardi Gras as parades took to the streets, showering costumed merrymakers with trinkets of all kinds. (AP Photo/Gerald Herbert)