Ishant Sharma tweets his farewell to Yuvraj Singh who announced his retirement from international cricket today, with this picture: "Yuvi paji! I still remember when I played my 2nd test match against Pakistan in Bangalore and u were there I was quietly sitting in a corner as I was youngster, so you approached me and said-tension na le enjoy the journey of test cricket! All the best for future!! @YUVSTRONG12."