American football fans have found themselves at the centre of a social media debate during the World Cup, with supporters from around the world criticising some of the chants being heard at matches in the United States.
The discussion has gathered momentum throughout the tournament, with several videos of USA supporters circulating online and attracting millions of views.
One chant in particular has become a talking point after footage showed fans singing: "We support the US, the US, the US, and that's the way we like it, we like it, we love it."
While many supporters joined in enthusiastically, the chant prompted a wave of reactions online, with some football fans arguing it lacked the atmosphere and intensity associated with traditional football support around the world.
Criticism has not only come from overseas.
Some prominent American sports figures have also questioned the style of chants commonly heard at USA matches.
NFL stars Jason and Travis Kelce discussed the issue on their popular New Heights podcast, with Jason Kelce taking aim at one of the best-known chants used by American supporters.
"I believe that we can win" is frequently heard at USA matches, but the former Philadelphia Eagles centre admitted he has never been a fan.
American football fans have found themselves at the centre of a social media debate during the World Cup, with supporters from around the world criticising some of the chants being heard at matches in the United States
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"I believe that we can win is the most loser mentality chant I have ever heard," Kelce said.
"What are we here for?
"It's just a weird chant."
The comments quickly spread across social media and reignited discussion about football culture in the United States.
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Every team to have won the World Cup | GETTY/GB NEWSOther chants commonly heard at American sporting events, including "Go team!" and "Defence! Defence!", have also attracted criticism from some supporters who believe football crowds should create a different atmosphere.
Many fans pointed to the traditions seen elsewhere around the world.
Scotland supporters have won widespread praise during the World Cup for their passionate renditions of Flower of Scotland, while nations across Europe and South America are renowned for creating loud and colourful displays inside stadiums.
Some American fans have openly acknowledged the differences.
One supporter wrote on social media: "American sports are amazing, but our European friends absolutely beat us when it comes to chants, songs and atmosphere."
Another added: "We need a bigger crowd repertoire."
The debate intensified after Scotland supporters once again impressed at the tournament.
America fans have proven to be divisive at this summer's World Cup
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Thousands of members of the Tartan Army have travelled across North America and attracted attention for their singing and colourful gatherings before matches.
Their reputation has even extended beyond football.
Ahead of Scotland's clash with Haiti, supporters attended a Boston Red Sox baseball game as part of a Scotland-themed event and quickly became a major attraction.
Videos shared online showed Scottish fans singing, dancing and celebrating together throughout the evening.
One local supporter described the occasion as one of the most enjoyable atmospheres he had experienced at Fenway Park in years.