The tournament is organised by the 33-year-old's family with his younger brother Djordje acting as director, and will be played in his "Novak" facility where he regularly trains.
"So I see the parents, I think they look like they're going to fall asleep. I think I play really bad. I tell myself, 'Okay, now I don't care what happen, I will try to get every ball, try to make it look little bit better'.
"There was a lot of things I was struggling with, and I feel like during quarantine I really had to dig deep in myself and try to figure it out for myself."