A Brazil soccer fan blows a horn while watching the 2014 World Cup Group A soccer match between Brazil and Mexico, at the slum of Varjao on the outskirts of Brasilia June 17, 2014. REUTERS/Ueslei Marcelino (BRAZIL - Tags: SOCCER SPORT WORLD CUP SOCIETY) 

A boy blows a vuvuzela during a rally of Democratic Party (DS) in Belgrade March 12, 2014. Serbia will hold early parliamentary elections on Sunda. REUTERS/Marko Djurica (SERBIA - Tags: POLITICS ELECTIONS) 

Supporters of Burkina Faso cheer during their African Cup of Nations (AFCON 2013) quarter-final soccer match against Togo at the Mbombela Stadium in Nelspruit, February 3, 2013. REUTERS/Thomas Mukoya (SOUTH AFRICA - Tags: SPORT SOCCER) 

A girl celebrates at Souk Waqif in Doha December 2, 2010, after the announcement that Qatar will host the 2022 World Cup. Summer temperatures which can soar to above 50 degrees Celsius and a concern about lack of infrastructure did not deter FIFA on Thursday from awarding the 2022 World Cup to the tiny Gulf state of Qatar. REUTERS/Fadi Al-Assaad (QATAR - Tags: SPORT SOCCER) 

A Qatari soccer fan blows a vuvuzela before the announcement of the hosts for the 2022 World Cup, in Souq Waqif December 2, 2010. REUTERS/Fadi Al-Assaad (QATAR - Tags: SPORT SOCCER) 

An anti-nuclear protestor holds a banner which reads "I block the Castor! You too?" as a Castor nuclear waste container arrives by train at Dannenberg November 8, 2010. The controversial shipment of Castor containers with spent German nuclear fuel arrived in Dannenberg on Monday and will be loaded onto trucks before transportation to the nearby Gorleben intermediate storage facility in northern Germany after it left the French reprocessing plant of La Hague on Friday by train. REUTERS/Fabrizio Bensch (GERMANY - Tags: POLITICS CIVIL UNREST ENVIRONMENT) 

Demonstrators blow vuvuzelas outside the BP headquarters in London July 13, 2010. The demonstrators were protesting on Tuesday as BP prepared to test a new cap on its runaway well, arresting the flow of oil which has been gushing into the Gulf of Mexico for the last 12 weeks. REUTERS/Suzanne Plunkett (BRITAIN - Tags: BUSINESS ENERGY SOCIETY) 

A fan runs onto the pitch during a 2010 World Cup semi-final soccer match between Spain and Germany at Moses Mabhida stadium in Durban July 7, 2010. REUTERS/Siphiwe Sibeko (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A man blows a vuvuzela on the field and interrupts game play in the 2010 World Cup semi-final soccer match between Germany and Spain at Moses Mabhida stadium in Durban July 7, 2010. REUTERS/Ina Fassbender (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Giant vuvuzelas are seen in Alexandra township near Johannesburg, July 4, 2010. REUTERS/Radu Sigheti (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Brazil fan Alessandro (L) blows a vuvuzela as another fan Ana Kila paints the face of her nephew Luiz Felipe with the colours of Brazil's national flag before the FIFA 2010 World Cup soccer match against Chile, in Sao Paulo June 28, 2010. REUTERS/Nacho Doce (BRAZIL - Tags: SPORT SOCCER WORLD CUP) 

A fan blows a vuvuzela before the 2010 World Cup second round match between the United States and Ghana at Royal Bafokeng stadium in Rustenburg June 26, 2010. REUTERS/Alessandro Bianchi (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A fan waits for the start of the 2010 World Cup second round match between Uruguay and South Korea in Port Elizabeth June 26, 2010. REUTERS/Denis Balibouse (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Fans cheer and wave the flags of Israel during the 2010 World Cup Group G soccer match between Ivory Coast and North Korea at Mbombela stadium in Nelspruit June 25, 2010. REUTERS/Thomas Mukoya (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Paraguayans celebrate after their national soccer team drew with New Zealand to qualify for the round of 16 at the 2010 World Cup in South Africa, in downtown Asuncion June 24, 2010. REUTERS/Jorge Adorno (PARAGUAY - Tags: SPORT SOCCER WORLD CUP) 

A Germany fan blows a vuvuzela before the 2010 World Cup Group D soccer match between Germany and Ghana at Soccer City stadium in Johannesburg June 23, 2010. REUTERS/Kai Pfaffenbach (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Fans blows the vuvuzela ahead of a 2010 World Cup Group A soccer match between Mexico and Uruguay at Royal Bafokeng stadium in Rustenburg June 22, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

Belgian referee Frank De Bleeckere blows a vuvuzela during an open training session with World Cup 2010 referees and assistant referees at the Odendaal High School on the outskirts of Pretoria June 21, 2010. REUTERS/Alessandro Bianchi (SOUTH AFRICA - Tags: SOCIETY SPORT SOCCER WORLD CUP) 

A fan blows a vuvuzela before the 2010 World Cup group G soccer match between Portugal and North Korea at Green Point stadium in Cape Town June 21, 2010. REUTERS/Mike Hutchings (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A fan wearing a lucha libre mask blows a vuvuzela before the 2010 World Cup Group G soccer match between Portugal and North Korea at Green Point stadium in Cape Town June 21, 2010. REUTERS/Mike Hutchings (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A fan blows a vuvuzela before the 2010 World Cup Group F soccer match between Italy and New Zealand at Mbombela stadium in Nelspruit June 20, 2010. REUTERS/Howard Burditt (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Vuvuzelas are seen awaiting shipping in the office of AGM-TEC, France's exclusive importer of vuvuzelas, in Beauzelle, near Toulouse, southwestern France June 19, 2010. The noisy plastic trumpet being blown incessantly by fans at the World Cup in South Africa could soon become the instrument of choice for French unions protesting government pension reforms.
AGM-TEC said on Wednesday that they had been flooded with thousands of orders in recent days -- many from unionists requesting speedy delivery. REUTERS/Jean-Philippe Arles (FRANCE - Tags: BUSINESS CIVIL UNREST) 

Vuvuzelas are seen awaiting shipping in the office of AGM-TEC, France's exclusive importer of vuvuzelas, in Beauzelle, near Toulouse, southwestern France June 19, 2010. The noisy plastic trumpet being blown incessantly by fans at the World Cup in South Africa could soon become the instrument of choice for French unions protesting government pension reforms.
AGM-TEC said on Wednesday that they had been flooded with thousands of orders in recent days -- many from unionists requesting speedy delivery. REUTERS/Jean-Philippe Arles (FRANCE - Tags: BUSINESS CIVIL UNREST SPORT SOCCER WORLD CUP) 

A fan blows a vuvuzela before the start of the 2010 World Cup Group D soccer match between Ghana and Australia at Royal Bafokeng stadium in Rustenburg June 19, 2010. REUTERS/Christian Charisius (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A fan blows a vuvuzela as he waits for the start of the 2010 World Cup Group D soccer match between Ghana and Australia at Royal Bafokeng stadium in Rustenburg June 19, 2010. REUTERS/Christian Charisius (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

German soccer fans wave the national flag and blow a vuvuzela before their team's 2010 World Cup Group D soccer match against Serbia in Port Elizabeth June 18, 2010. REUTERS/Howard Burditt (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A fan blows the vuvuzela before the 2010 World Cup Group A soccer match between South Africa and Uruguay at Loftus Versfeld stadium in Pretoria June 16, 2010. REUTERS/Alessandro Bianchi (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP ) 

A fan blows the vuvuzela before a 2010 World Cup Group A soccer match between South Africa and Uruguay at Loftus Versfeld stadium in Pretoria June 16, 2010. REUTERS/Alessandro Bianchi (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

A fan blows the vuvuzela before the 2010 World Cup Group A soccer match between South Africa and Uruguay at Loftus Versfeld stadium in Pretoria June 16, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

Fans hold vuvuzelas ahead of the 2010 World Cup Group A soccer match between South Africa and Uruguay at Loftus Versfeld stadium in Pretoria June 16, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

A soccer fan blows vuvuzelas before the 2010 World Cup Group H match between Honduras and Chile at Mbombela stadium in Nelspruit June 16, 2010. REUTERS/Ivan Alvarado (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A Brazilian soccer fan blows on his vuvuzela before the FIFA World Cup soccer match between Brazil and North Korea, in Salvador, northeast Brazil, June 15, 2010. REUTERS/Ricardo Moraes (BRAZIL - Tags: SPORT SOCCER WORLD CUP) 

Fans blow the vuvuzela trumpets before the start of the World Cup 2010 Group G soccer match between Brazil and North Korea at Ellis Park stadium in Johannesburg June 15, 2010. REUTERS/Kai Pfaffenbach (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A sticker forbidding the blowing of vuvuzelas is seen on a door of a mall in downtown Bloemfontein, June 15, 2010. REUTERS/Jorge Silva (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A Portugal fan blows the vuvuzela ahead of the 2010 World Cup Group G soccer match between Ivory Coast and Portugal in Port Elizabeth June 15, 2010. REUTERS/Denis Balibouse (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

A New Zealand soccer fan blows a vuvuzela before the start of their team's 2010 World Cup Group F soccer match against Slovakia at Royal Bafokeng stadium in Rustenburg June 15, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Soccer fans in silhouette cheer before the start of the 2010 World Cup Group F soccer match between New Zealand and Slovakia at Royal Bafokeng stadium in Rustenburg June 15, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP IMAGE OF THE DAY TOP PICTURE) 

A fan blows the vuvuzela trumpet before the start of the 2010 World Cup Group F soccer match between Paraguay and Italy at Green Point stadium in Cape Town June 14, 2010. REUTERS/Carlos Barria (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A man sells vuzuzelas on a street in Johannesburg June 14, 2010. Vuvuzelas will not be banned from the World Cup despite the fearsome din the plastic trumpets make, organisers said on Monday. The plastic vuvuzela trumpet has been controversial since the Confederations Cup last year, a World Cup dress rehearsal, when several players complained they could not communicate through the din, which sounds like a herd of charging elephants. REUTERS/Radu Sigheti (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

A Japan fan blows a vuvuzela before their 2010 World Cup Group E soccer match against Cameroon at Free State stadium in Bloemfontein June 14, 2010. REUTERS/Siphiwe Sibeko (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A soccer fan blows the vuvuzela trumpet before the start of the 2010 World Cup Group D soccer match between Germany and Australia at Moses Mabhida stadium in Durban June 13, 2010. REUTERS/Ina Fassbender (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A soccer fan blows the vuvuzela trumpet before the start of the 2010 World Cup Group D soccer match between Serbia and Ghana at Loftus Versfeld stadium in Pretoria June 13, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Soccer fans blow the vuvuzela trumpets as they wait for the start of the 2010 World Cup Group D soccer match between Serbia and Ghana at Loftus Versfeld stadium in Pretoria June 13, 2010. REUTERS/Alessandro Bianchi (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A soccer fan blows the vuvuzela as she waits for the start of the 2010 World Cup Group D soccer match between Serbia and Ghana at Loftus Versfeld stadium in Pretoria June 13, 2010. REUTERS/Dylan Martinez (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

SOCCER-WORLD/VUVUZELA - Illustrated factbox on the Vuvuzela, a traditional South African horn used by football fans, which is garnering controversy of the potentially deafening noise levels it can make. RNGS. (SIN03) 

Soccer fans dance at the New Zealand practice session at Sinaba Stadium in Benoni, near Johannesburg June 12, 2010. New Zealand will play Slovakia in their World Cup 2010 soccer match on June 15. REUTERS/Daniel Munoz (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A soccer fan blows a vuvuzela as he watches the New Zealand practice session at Sinaba Stadium in Benoni, near Johannesburg June 12, 2010. New Zealand will play Slovakia in their World Cup 2010 soccer match on June 15. REUTERS/Daniel Munoz (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A soccer fan blows a vuvuzela before the start of the 2010 World Cup Group B soccer match between Argentina and Nigeria at Ellis Park stadium in Johannesburg June 12, 2010. REUTERS/Enrique Marcarian (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A fan blows the vuvuzela ahead of the 2010 World Cup opening match between South Africa and Mexico at Soccer City stadium in Johannesburg June 11, 2010. REUTERS/Kim Kyung-Hoon (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A South African soccer supporter blows a vuvuzela as he is stuck in the traffic before the opening ceremony of the 2010 World Cup in Johannesburg June 11, 2010. For most soccer fans, the journey to the World Cup will be no more eventful than a taxi to the airport and a touch of turbulence on the long-haul flight to South Africa. REUTERS/Radu Sigheti (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A soccer fan blows a vuvuzela while awaiting the start of the opening ceremony of the 2010 World Cup at Soccer City stadium in Johannesburg June 11, 2010. REUTERS/Kai Pfaffenbach (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A South African fan blows the "vuvuzela" trumpet before the 2010 World Cup opening match between Mexico and South Africa at Soccer City stadium in Johannesburg June 11, 2010. REUTERS/Kai Pfaffenbach (SOUTH AFRICA - Tags: SPORT SOCCER SPORT SOCCER WORLD CUP) 

South African fans blow the "vuvuzela" trumpets before the 2010 World Cup opening match between Mexico and South Africa at Soccer City stadium in Johannesburg June 11, 2010. REUTERS/Henry Romero (SOUTH AFRICA - Tags: SPORT SOCCER SPORT SOCCER WORLD CUP) 

A fan blows the vuvuzela before the 2010 World Cup opening match between South Africa and Mexico at Soccer City stadium in Johannesburg June 11, 2010. REUTERS/Eddie Keogh (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

A South African soccer fan from the Hillbrow district blows a vuvuzela during the opening of the Orange Cruyff Soccer Court in Johannesburg June 10, 2010. Dutch soccer legend Johan Cruyff opened a soccer playground in the Hillbrow district. REUTERS/Michael Kooren (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

Cape Town residents blow "vuvuzela" trumpets in support of the South Africa soccer team, during a party in Cape Town, June 10, 2010. The 2010 World Cup begins on June 11. REUTERS/Yves Herman (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Boys walk while holding a vuvuzela at an informal settlement in Daveland, outside Johannesburg, June 10, 2010. The 2010 Soccer World Cup kicks off on June 11 at Soccer City stadium with the match between South Africa and Mexico. REUTERS/Siphiwe Sibeko (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY) 

A boy blows a vuvuzela at the training ground of Germany's national soccer team in Pretoria June 9, 2010. The 2010 Soccer World Cup kicks off on June 11. REUTERS/Ina Fassbender (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Cape Town residents blow vuvuzela horns in support of the South Africa soccer team, during a nationwide call for support in Cape Town, June 9, 2010. The 2010 World Cup begins on June 11. REUTERS/Carlos Barria (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP) 

Supporters of South Africa's national soccer team "Bafana Bafana" celebrate on the streets of Sandton during a parade of their team in Johannesburg June 9, 2010. The 2010 Soccer World Cup kicks off on June 11 at Soccer City stadium with the match between South Africa and Mexico. REUTERS/Christian Charisius (SOUTH AFRICA - Tags: SPORT SOCCER WORLD CUP SOCIETY)