Montana Brown has paid a touching tribute to her friend and Love Island co-star Mike Thalassitis on his birthday, nearly two years after his death.The reality star, who recently opened up on having Botox for excessive sweating, took to her Instagram stories to repost one of Mike's last Instagram photos.The snap sees the late TV personality wearing a plain light grey T-shirt with a matching hat and a pair of black trousers underneath as he looks at the camera.