Russian artist Oleg Kulik installs the wax figure resembling to Russian tennis star Anna Kournikova at his new exhibition project in Moscow on October 19, 2002. Kulik plans soon to fill his museum with figures of strong and beautiful women like Bjork and Madonna in unexpected poses. (Photo by Alexander Natruskin/Reuters)

Katie Boulter celebrates winning her match against Kazakhstan for Great Britain who went on to win the Federation Cup Tennis World Group II play-off at Copper Box Arena in London, England on April 21, 2019. (Photo by Shaun Brooks/Action Plus via Getty Images)

Greece's Stefanos Tsitsipas falls after diving to return a shot against Switzerland's Stan Wawrinka during their fourth round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Sunday, June 2, 2019. (Photo by Christophe Ena/AP Photo)

Belarus' Aryna Sabalenka poses with the 2023 Australian Open winner's trophy in Royal Botanic Garden in Melbourne on January 29, 2023, following her victory over Kazakhstan's Elena Rybakina in the women's singles final of the tennis tournament. (Photo by Carl Recine/Reuters)

Sweden's Mikael Ymer slips and falls in the first round match of the French Open tennis tournament against Serbia's Novak Djokovic at the Roland Garros stadium in Paris, France, Tuesday, September 29, 2020. (Photo by Alessandra Tarantino/AP Photo)

Aryna Sabalenka of Belarus reacts after losing the first game of the third set to Elena Rybakina of Kazakhstan in the women's singles final during the women's singles final at the Australian Open tennis championship in Melbourne, Australia, Saturday, January 28, 2023. (Photo by Asanka Brendon Ratnayake/AP Photo)

“A ball girl is an individual who retrieves balls for players or officials in a variety of sports including association football, American football, tennis, baseball and basketball”. – Wikipedia

Photo: A ball girl runs with 2 balls for Ivo Karlovic of Croatia against Fernando Verdasco of Spain in their second round match during the Mutua Madrilena Madrid Open tennis tournament at the Caja Magica on on May 11, 2010 in Madrid, Spain. (Photo by Clive Brunskill/Getty Images)

John McEnroe kicks back a television camera that he felt was crowding him on the court during the finals of the U.S. Pro Indoor Tennis Championships in Philadelphia January 27, 1985. McEnroe defeated Czech Miroslav Mecir to win the tournament. (Photo by Amy Sancetta/AP Photo)