![Perth, Australia. 6th Jan, 2018. (L-R) Roger Federer, Belinda Bencic of Switzerland, Alexander Zverev and Angelique Kerber of Germany pose during the awarding ceremony for the Hopman Cup mixed teams tennis tournament Perth, Australia. 6th Jan, 2018. (L-R) Roger Federer, Belinda Bencic of Switzerland, Alexander Zverev and Angelique Kerber of Germany pose during the awarding ceremony for the Hopman Cup mixed teams tennis tournament](https://c8.alamy.com/comp/KX20P1/perth-australia-6th-jan-2018-l-r-roger-federer-belinda-bencic-of-switzerland-KX20P1.jpg)
Perth, Australia. 6th Jan, 2018. (L-R) Roger Federer, Belinda Bencic of Switzerland, Alexander Zverev and Angelique Kerber of Germany pose during the awarding ceremony for the Hopman Cup mixed teams tennis tournament
![RAC Arena, Perth, Australia. 5th Jan, 2019. Hopman Cup Tennis, sponsored by Mastercard; Angelique Kerber and Alexander Zverev of Team Germany congratulate Belinda Bencic and Roger Federer of Team Switzerland on winning RAC Arena, Perth, Australia. 5th Jan, 2019. Hopman Cup Tennis, sponsored by Mastercard; Angelique Kerber and Alexander Zverev of Team Germany congratulate Belinda Bencic and Roger Federer of Team Switzerland on winning](https://c8.alamy.com/comp/RB03NX/rac-arena-perth-australia-5th-jan-2019-hopman-cup-tennis-sponsored-by-mastercard-angelique-kerber-and-alexander-zverev-of-team-germany-congratulate-belinda-bencic-and-roger-federer-of-team-switzerland-on-winning-the-hopman-cup-after-they-won-the-mixed-doubles-2-sets-to-1-credit-action-plus-sportsalamy-live-news-RB03NX.jpg)
RAC Arena, Perth, Australia. 5th Jan, 2019. Hopman Cup Tennis, sponsored by Mastercard; Angelique Kerber and Alexander Zverev of Team Germany congratulate Belinda Bencic and Roger Federer of Team Switzerland on winning
![Alexander Zverev roasts Roger Federer at Hopman Cup: 'What the hell are you laughing at?' | Tennis | Sport | Express.co.uk Alexander Zverev roasts Roger Federer at Hopman Cup: 'What the hell are you laughing at?' | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Alexander-Zverev-1067630.jpg?r=1546703116615)
Alexander Zverev roasts Roger Federer at Hopman Cup: 'What the hell are you laughing at?' | Tennis | Sport | Express.co.uk
![Roger Federer of Switzerland returns to Alexander Zverev of Germany during the men's singles match of the Hopman Cup final between Switzerland and Germany at the Perth Arena in Perth, Friday, January Roger Federer of Switzerland returns to Alexander Zverev of Germany during the men's singles match of the Hopman Cup final between Switzerland and Germany at the Perth Arena in Perth, Friday, January](https://c8.alamy.com/comp/2JXBX14/roger-federer-of-switzerland-returns-to-alexander-zverev-of-germany-during-the-mens-singles-match-of-the-hopman-cup-final-between-switzerland-and-germany-at-the-perth-arena-in-perth-friday-january-6-2018-aap-imagetony-mcdonough-2JXBX14.jpg)
Roger Federer of Switzerland returns to Alexander Zverev of Germany during the men's singles match of the Hopman Cup final between Switzerland and Germany at the Perth Arena in Perth, Friday, January
![Switzerland's Roger Federer serves during his match against Alexander Zverev of Germany in the final of the Hopman Cup tennis tournament in Perth, Australia, Saturday Jan. 5, 2019. (AP Photo/Trevor Collens Stock Switzerland's Roger Federer serves during his match against Alexander Zverev of Germany in the final of the Hopman Cup tennis tournament in Perth, Australia, Saturday Jan. 5, 2019. (AP Photo/Trevor Collens Stock](https://c8.alamy.com/comp/2MKT6NW/switzerlands-roger-federer-serves-during-his-match-against-alexander-zverev-of-germany-in-the-final-of-the-hopman-cup-tennis-tournament-in-perth-australia-saturday-jan-5-2019-ap-phototrevor-collens-2MKT6NW.jpg)