'46 days till summer, 18 days till my birthday,' she wrote in the caption.
Love island: Tina confirmed her relationship with Brett last month when they went Instagram official on holiday at an undisclosed location
Tina confirmed her relationship with Brett last month when they went Instagram official on holiday at an undisclosed location.
The swimsuit-clad duo looked playful as they strolled along the golden sand.
It's unclear how long they have been a couple.
Moving on: The relationship comes not long after she pulled the plug on her fling with ex Brian Austin Green
The social media star's outing comes not long after she pulled the plug on her fling with ex Brian Austin Green.