Sting was special guest at the Chris Botti concert on 3 July in Batumi, Georgia at the Piazza Square. They performed following songs together: Desert rose, Every breath you take, Fragile, and Funny Valentine. Sting arrived with Dominic and Jo Lawry.
Below is the TV broadcast of that show (but not all songs with Sting are included). Check around 40 minutes in the video: