1. Don't date your friends ex's
2. Don't talk to your friends ex's
3. Don't think about your friends ex's
4. See rule 5...
5. FRIENDS EX'S ARE COMPLETELY OFF LIMITS
(exception; the relationship/ crush happened before puberty :D)
Slut- Do you think Sally would mind if i talked to her ex?
Innocent Bystander- No bitch that's breaking the girl code!