Nick Kyrgios appears to confirm he is engaged to girlfriend Costeen Hatzi

Australian tennis star Nick Kyrgios sparked rumours he was engaged to his girlfriend of just five months, Costeen Hatzi, on Wednesday. Nick went Instagram official with Costeen in December following his split with long-time girlfriend Chiara Passari 'It's unbelievable. Moving fast: During a playful joint interview with Costeen on the Today show, he hinted to host Karl Stefanovic that marriage and babies are on the cards Nick's ex Chiara Passari recently warned his new flame Costeen that their romance will likely end in tears. Chiara dated the tennis pro, 26, on and off from July 2020 to late last year, and their explosive arguments ensured they were rarely out of the headlines Nick's ex also suspects his new relationship will trace the same path theirs did: starting with over-the-top demonstrations of attention and affection - known as 'love bombing' - before descending into constant bickering. 'The girl has no idea what she's in for': Nick's ex also suspects his new relationship will trace the same path theirs did: starting with over-the-top demonstrations of attention and affection - known as 'love bombing' - before descending into constant bickering Their dispute began when Chiara accused her then-boyfriend of cheating on her and shared a photo to Instagram purporting to show him in bed with a 'naked girl'.