![It's a circus!' - Nick Kyrgios sends fans wild with underarm-tweener serve and showboats at Australian Open - Eurosport It's a circus!' - Nick Kyrgios sends fans wild with underarm-tweener serve and showboats at Australian Open - Eurosport](https://imgresizer.eurosport.com/unsafe/1200x1200/smart/filters:format(jpeg)/origin-imgresizer.eurosport.com/2022/01/18/3290926-67298788-2560-1440.jpg)
It's a circus!' - Nick Kyrgios sends fans wild with underarm-tweener serve and showboats at Australian Open - Eurosport
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Why do tennis players underarm serve, is it legal and what did they say? Nick Kyrgios and Andy Murray explain shot | The US Sun
Alex Bublik Underarm Serve Ace! | Underarm ace! And it didn't go down well...😬 | By Tennis TV | Facebook
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Is an underarm serve really that effective for Nick Kyrgios? Maths professor finally reveals the truth - Tennishead
![This trio of women's tennis players uses underhand serves to their advantage | The Daily Pennsylvanian This trio of women's tennis players uses underhand serves to their advantage | The Daily Pennsylvanian](https://snworksceo.imgix.net/dpn/e142a7c7-99c4-464c-b6a2-d3f4e3d3326a.sized-1000x1000.jpg?w=1000)