I have a gf and we have been for almost 3 years in realationship and we are like best friend and lovers ena there was a guy best friend before we start dating but after i take her as mine i make sure she make her distant from him and finally cut him then what i did was tell her frankly that i don't want her to have guy best friend and then she did as i told her but she did it only for the sake of me as a matter of fact you like to have guy bf even though i told her and she knows that guy best friend wants to take her from me and they are waiting for the opportunity to come for them to get in to between us and take her. Please tell me guys Am i right to stop her from having guy best friend ?