Wackiest fans of the Rio Olympics

South Africa fans cheer during the Men’s Placing 9-12, Match 19 between United States of America and Brazil on Day 5 of the Rio 2016 Olympic Games at Deodoro Stadium on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by David Rogers/Getty Images)

A Brazilian fan cheers before the start of the Women’s Marathon on Day 9 of the Rio 2016 Olympic Games at the Sambodromo on August 14, 2016 in Rio de Janeiro, Brazil. (Photo by David Ramos/Getty Images)

Fans sing during the men’s rugby sevens match at the Summer Olympics in Rio de Janeiro, Brazil, Thursday, Aug. 11, 2016. (AP Photo/Themba Hadebe)

Japanese fans watch the artistic gymnastics men’s individual all-around final at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, Aug. 10, 2016. (AP Photo/Jae C. Hong)

Brazilian supporters attend the women’s preliminaries Group A handball match Norway vs Brazil on Day 1 of the Rio 2016 Olympic Games at Future Arena on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Pascal Le Segretain/Getty Images)

Fans pose for a photo before the start of the men’s 56kg weightlifting competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 7, 2016. (AP Photo/Mike Groll)

Fans of Japan’s Olympic football team cheer for their team during a group B match of the men’s Olympic football tournament between Japan and Nigeria at the Amazonia Arena, in Manaus, Brazil, Thursday, Aug. 4, 2016. (AP Photo/Michael Dantas)

Australia fans show support to their team during men’s water polo preliminary round match against Japan at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, Aug. 10, 2016. (AP Photo/Eduardo Verdugo)

Fans cheer for Thailand’s Boonsak Ponsana during his men’s badminton match against Denmark’s Viktor Axelsen at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Thursday, Aug. 11, 2016. (AP Photo/Kin Cheung)

Fans from Mexico attend the elimination round of the individual archery women competition at the Sambadrome venue during the 2016 Summer Olympics in Rio de Janeiro, Brazil, Thursday, Aug. 11, 2016. (AP Photo/Natacha Pisarenko)

A fan dressed as a cow cheers on from the stands. REUTERS/Alessandro Bianchi

Spanish fans cheer during the match between Spain’s Rafael Nadal and France’s Gilles Simon in the men’s tennis competition at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Thursday, Aug. 11, 2016. (AP Photo/Vadim Ghirda)

South Africa fans cheer during the Men’s Placing 9-12, Match 19 between United States of America and Brazil on Day 5 of the Rio 2016 Olympic Games at Deodoro Stadium on August 10, 2016 in Rio de Janeiro, Brazil. (Photo by David Rogers/Getty Images)

Australian fan watches the women’s rugby sevens match between Australia and Colombia at the Summer Olympics in Rio de Janeiro, Brazil, Saturday, Aug. 6, 2016. (AP Photo/Themba Hadebe)

Australia fans show support to their team during women’s water polo preliminary round match against Brazil at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, Aug. 13, 2016. (AP Photo/Eduardo Verdugo)

A Brazil fan wearing a face mask reacts during women’s water polo preliminary round match against Italy at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Tuesday, Aug. 9, 2016. (AP Photo/Sergei Grits)

A Brazilian super fan escorts the Olympic torch relay ahead of the Rio 2016 Olympic Games on August 4, 2016 in Rio de Janeiro, Brazil. (Photo by Alexander Hassenstein/Getty Images)

A Brazil fan shows his support prior to the Women’s Group E first round match between Brazil and Sweden on Day 1 of the Rio 2016 Olympic Games at the Olympic Stadium on August 6, 2016 in Rio de Janeiro, Brazil. (Photo by Buda Mendes/Getty Images)

USA Fans show their support. REUTERS/Alessandro Bianchi

A fan waits for the start of a Group E match of the Women’s Olympic Football Tournament between Brazil and China at the Rio Olympic Stadium in Rio de Janeiro, Brazil, Wednesday, Aug. 3, 2016.(AP Photo/Leo Correa)

Fans of Colombia and Sweden pose for a photo during a group B match of the men’s Olympic football tournament between Sweden and Colombia at the Amazonia Arena, in Manaus, Brazil, Thursday, Aug. 4, 2016. (AP Photo/Michael Dantas)

A Colombian fan dances for photographers ahed of the opening ceremony for the 2016 Summer Olympics outside of Maracana Stadium in Rio de Janeiro, Brazil, Friday, Aug. 5, 2016. (AP Photo/Matt Rourke)

A fan cheers during a men’s preliminary volleyball match between Brazil and Mexico at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 7, 2016. (AP Photo/Matt Rourke)

A fan holds a South Korea flag before a group C match of the men’s Olympic football tournament between Germany and South Korea at the Fonte Nova Arena in Salvador, Brazil, Sunday, Aug. 7, 2016. (AP Photo/Arisson Marinho)

South Africa fans cheer for their team during a group A match of the men’s Olympic football tournament between South Africa and Denmark at the National Stadium, in Brasilia, Brazil, Sunday, Aug. 7, 2016. (AP Photo/Eraldo Peres)

Fans of Japan cheer for their team prior a group B match of the men’s Olympic football tournament between Japan and Colombia at the Amazonia Arena, in Manaus, Brazil, Sunday, Aug. 7, 2016. (AP Photo/Michael Dantas)

Fans of Japan cheer before a group B match of the men’s Olympic football tournament between Japan and Sweden at the Fonte Nova Arena, in Salvador, Brazil, Wednesday, Aug. 10, 2016. (AP Photo/Leo Correa)

A volunteer takes a selfie with a fan before the opening ceremony of the 2016 Summer Olympics in Rio de Janeiro, Brazil, Friday, Aug. 5, 2016. (AP Photo/Lee Jin-man)

An Argentina fan cheers during a women’s field hockey match between Argentina and India, at 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, Aug. 13, 2016. (AP Photo/Hussein Malla)

Fans wave their jerseys and celebrate after Argentina defeated Brazil in a men’s basketball game at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Saturday, Aug. 13, 2016. (AP Photo/Eric Gay)

A fan attends the match. REUTERS/Bruno Kelly

A French supporter cheers on swimmers during the Rio Olympics. REUTERS/Marcos Brindicci

A fan of France enjoys the atmosphere during the Women’s Placing 7-8 Rugby Sevens match between France and United States of America on Day 3 of the Rio 2016 Olympic Games at the Deodoro Stadium on August 8, 2016 in Rio de Janeiro, Brazil. (Photo by Jamie Squire/Getty Images)

Fiji fans show their support on Day 6 of the Rio 2016 Olympics at Deodoro Stadium on August 11, 2016 in Rio de Janeiro, Brazil. (Photo by David Rogers/Getty Images)

French golf fans watch on the 16th hole during the third round of the golf on Day 8 of the Rio 2016 Olympic Games at the Olympic Golf Course on August 13, 2016 in Rio de Janeiro, Brazil. (Photo by Scott Halleran/Getty Images)

Fans of the United States look on during the final round of men’s golf on Day 9 of the Rio 2016 Olympic Games at the Olympic Golf Course on August 14, 2016 in Rio de Janeiro, Brazil. (Photo by Scott Halleran/Getty Images)