I'm about to fight my cousin. What do y'all think?

My cousin keisha is and 13 years ol' and been sleepin' around wit my man tyrone. I is about to bust her nappy head. And she tol' me to fight her afta school. I's gonna get my friends Rohandra, Lakisha and Barbeesha to come up there with me and snap her head because nobody touches my man but me! Cause that how I is. What do y'all think of this occurance?