Damn breh. How long did y'all date for? You should have either demanded she started acting right and not so insecure and/or tell her that you ain't checking for other chicks. It may not work and they still may not believe you though. Told some chick I was dating that, and she still showed signs of insecurity when other chicks looked at me and got mad at me, as if I can control it lol.
I mostly get looks when I'm out and about, but when I'm with a chick other women wanna start being way more aggressive. It's a double edged sword. Women want men other women want, but at the same time they don't