From pleather pants to high-end designer wear: Inside Costeen Hatzi's incredible transformation as Nick Kyrgios' girlfriend reveals celebrity style icon
Nick Kyrgios' influencer girlfriend Costeen Hatzi walks in her first-ever fashion show at the Hunting Hue launch
Roxy Jacenko proudly takes credit for the tremendous success and wealth of WAG Costeen Hatzi - as boyfriend Nick Kyrgios amasses eye-watering $25million fortune
Nick Kyrgios' influencer girlfriend Costeen Hatzi strips down to a bikini to share her tanning routine
Nick Kyrgios is every inch the doting boyfriend during sweat session with girlfriend Costeen Hatzi
Puppy love! Nick Kyrgios and his girlfriend Costeen Hatzi are greeted by their pet pooch at Sydney Airport after jetting into Australia
Nick Kyrgios' girlfriend Costeen Hatzi says she 'loves the term WAG' as she reveals wedding and baby plans with the tennis bad boy
Nick Kyrgios looks relaxed as he leaves lunch date with friend in Rozelle after revealing plans to start family with girlfriend Costeen Hatzi
Nick Kyrgios reveals why his failures have turned him into a better man as the tennis star opens up about starting a family with girlfriend Costeen Hatzi
Nick Kyrgios gives strongest hint yet that girlfriend Costeen Hatzi is pregnant in telltale Instagram post
Nick Kyrgios and girlfriend Costeen Hatzi spark rumours they are expecting their first child: 'Are you trying to tell us something?'
Nick Kyrgios' girlfriend Costeen Hatzi announces a new addition to their growing family: 'Little round tummy'
Nick Kyrgios' girlfriend Costeen Hatzi stuns in a cut-out and figure-hugging white dress in Greece - leaving the tennis bad boy more smitten than ever
Nick Kyrgios' girlfriend Costeen Hatzi shares her skin routine using $184 Cryo Sticks
