The purpose of this research is to determine the influence of guidance group service towards isolated students social interaction at x accountant class muhammadiyah vocational high school 2 Pekanbaru year 2015/2016. This research take place at Muhammadiyah Vocational High School 2 Pekanbaru from march 2016 until may 2016. The method used in this research is real experimental method with pretest…