The football celebration where fans turn their backs on the pitch, lock arms across their shoulders, and jump up and down is commonly known as "the Poznań" or "Poznań dance." This celebration has its origins in Poland and specifically in the city of Poznań, from which it gets its name.

The Poznań celebration became widely recognized in the football world during the 2010-2011 season when it gained popularity among supporters of Lech Poznań, a football club based in the city of Poznań, Poland. Lech Poznań fans, who are known for their passionate and creative support, introduced this celebration as a way to show unity and solidarity with their team.

The celebration is typically performed when the home team scores a goal, especially in crucial or exciting moments of the match. It involves fans in the stadium turning their backs to the field, linking arms with fellow supporters, and jumping up and down in unison. The synchronized movement creates a visually striking and impressive spectacle, as the stands appear to pulsate with energy.

The Poznań celebration quickly gained popularity not only in Poland but also in other parts of the world. Football fans from various clubs and countries adopted the celebration as a way to display their enthusiasm and camaraderie during matches.

The Poznań celebration exemplifies the passion and sense of community that football can inspire among fans. It has become a symbol of the unique and spirited atmosphere that football matches can create in stadiums around the world. As football continues to be a global phenomenon, celebrations like the Poznań dance serve as a testament to the sport's ability to bring people together and foster a sense of belonging and shared excitement among supporters.