There is this girl...?

She is in my science class and me and my ex sit on the same table as her, and she keeps saying that me and my ex had sex behind the bus stop and other words. It really gets to me and i dont want to do anything to ruin my reputation, cause to be honest i really want to give her something she wont forget. I want to... show more She is in my science class and me and my ex sit on the same table as her, and she keeps saying that me and my ex had sex behind the bus stop and other words. It really gets to me and i dont want to do anything to ruin my reputation, cause to be honest i really want to give her something she wont forget. I want to move but the science teacher wont let me. I have emailed her if i can move, but im not sure if she will get the email.
Update: We didnt actually had sex, before you ask. We are underage!