Eighteen years after Harbhajan Singh slapped S Sreesanth after an IPL game between Mumbai Indians and Kings XI Punjab in Mohali, the fast bowler says he will forgive the spinner but he will never forget him. The revisiting of the incident came after Harbhajan did an advertisement strongly inspired by the incident and asked Sreesanth to put out a story on this. “I never had a problem until last month, until he was part of an ad and made money, for which he was paid around Rs 80 lakh to Rs 1 crore. He asked me to put that as a story on my Instagram,” he recollects in a chat with Mathrubhumi.com. Sreesanth said he instantly told him: “I will forgive but will never forget it. If someone commits a mistake towards us, we will forgive but we should never forget.” He added: “If we forget, that person will commit the same mistake again.…