I think not all Marrybrown like that.I allways go to Marrybrown at Pekan Francais Mara Near UTM Skudai and the service is ok.
I know how you feel cause i oso have kena treat bad at other places.
It is MPH Bookstore, and i oso have write a complaint letter to MPH,but you know what, MPH are defend back their staff.Hahaha...
To Abubin..sabar and be cool.Let the bad people treat people like that,maybe one day when diri sendiri kena,hurm..then they will know lah..