HELPP!! stuff with emo and sliting!?

ok yesterday i slit myself twice idk why i just had the urge to and this moring once! but at school i forgot to wear big bracelets or something and then my freind saw and she knew exactly what is was since i have a rep of being emo or goth! so then she told my other freind. So right now 3 people know they promised they would tell my teachers or w.e so knw what! and i started crying in school and people are asking me what hapend. PLUS i only starttrd because people are lke to me go slit or self or commit sucide and oh ur so emo or goth or what ever!!!