I am in a relationship and is very contented with my lover, but occasionally his ex-girlfriend would call him. When I am around him and he gets a... Show More
Most Helpful Girl
Are they still friends? Some people do break up but are able to maintain a friendship afterwards. If it's just her being clingy and attempting to get him back then that's a different story. Why doesn't he block her number or change his number? It really shouldn't be that difficult.
I do not recommend that you call her. This might create more friction between you both. Give him this last opportunity to remedy the problem.