By Kylie Walters For Daily Mail Australia
Published: 22:54 GMT, 2 February 2020 | Updated: 23:02 GMT, 2 February 2020
Love Island Australia star Cartier Surjan is mourning the death of her friend and 'guardian angel' Greg Kavadas.
The 19-year-old paid tribute Greg, who was close to her brother Raven and whom she described as 'the brother she didn't expect to have', on Instagram on Sunday.
'I can't describe to you the amount of heartache it brings to me knowing that I won't hear your goofy laugh alongside Raven's again,' she wrote.
Tragedy: Love Island Australia star Cartier Surjan (pictured) is mourning the death of her friend and 'guardian angel' Greg Kavadas
'You were the brother that I didn't expect to have but Raven loved you too much so you stuck around,' she added.
'Thank you for being you, for loving me as your adopted sister. Forever in our hearts.'
According to a Facebook post by Greg's sister, the adventurer died