A reveler and a child street vendor pose for a photo during the Banda de Ipanema Carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. Rio's over-the-top Carnival is the highlight of the year for many local residents. Hundreds of thousands of merrymakers are beginning to take to the streets in open-air “blocos” parties. (Photo by Silvia Izquierdo/AP Photo)

A reveler dressed in a jailbird costume sings aloud, backdropped by a Brazilian police unit during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

A musician plays a trumpet during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

A reveler poses for a photo during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

Revelers sing and dance during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

A reveler holds a magic wand man as he poses for a photo during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

Revelers sing aloud during the Banda de Ipanema Carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

A reveler performs during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

A man wears a mask during the Banda de Ipanema carnival parade in Rio de Janeiro, Brazil, Saturday, January 31, 2015. (Photo by Silvia Izquierdo/AP Photo)

Revellers take part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. The sign reads, “Looking for a Husband”. (Photo by Nacho Doce/Reuters)

A reveller walks past a graffiti as she arrives at the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

Revellers take part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

Revellers kiss as they take part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

Revellers take part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

Revellers walk past a graffiti as she arrives at the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

A reveller shows a box with wedding rings he takes part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. The phrase on the box reads, “Would you drink with me forever?”. (Photo by Nacho Doce/Reuters)

A reveller smiles as she takes part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

Revellers take part in the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

Revellers arrive at the annual carnival block party known as “Casas comigo” or “Marry me” at the Vila Madalena neighborhood in Sao Paulo February 1, 2015. (Photo by Nacho Doce/Reuters)

A worker carries part of a carnival float at the Mangueira Samba School, in preparation for the annual carnival parade in Rio de Janeiro February 2, 2015. The Rio de Janeiro Carnival will be held from February 14 to 17. (Photo by Ricardo Moraes/Reuters)

Workers prepare carnival costumes at the Mangueira Samba School, in preparation for the annual carnival parade in Rio de Janeiro February 2, 2015. (Photo by Ricardo Moraes/Reuters)