If all else fails then I agree with ZD and dstates, give him a bash and defend your territory.
Dumping her is an option but only if she cant see the wisdom in beating him up.
oh yah shibby
wise man once say but on the ass kicking
HERE IF THERS ONE THING DONT HIT A GIRL MASH THE GUUY IF THE GIRLS YOURS DONT LET ANY OTHER GUY GO NEAR HER SHES YOURS AND YOURS ONLY
great way to get a girl....