Help! Before I Do Something Dumb!!?

I was texting one of me guy Friends and then he called me and said hey i am hanging put with one of my friends and he saw a picture of you and is wondering if you would like to f*** with him cause he wants to f*** you. I just hanged up and now he is always calling me wanting an awnser! and then he texted me don't worry he is a sex addict! help!