Kash Doll, American model and rapper, best known for Ice Me Out, Hustla, and So Good ft. Big Sean & Metro Boomin. Kash takes a moment to answer the world’s most pressing relationship questions. I saw my boyfriend of 5 years texting another female, should I leave? What’s the best way to bounce back from a heartbreak? Does size matter? This is Relationship Advice on WorldstarHipHop. You asked, we answered.