Lesson plan is a guideline in the form of a document related to teaching and learning process. It helps pre-service teachers to conduct teaching and learning process. This study aims to investigate (1) the implementation of lesson plan of EED of UMY pre-service teachers at SMA Muhammadiyah 6 Yogyakarta, (2) the problems faced by EED of UMY pre-service teachers on the implementation of lesson plan, and (3) the strategies used by EED of UMY pre-service teachers to overcome the problems on the implementation of lesson plan. Data were collected from three pre-service teachers of EED of UMY batch 2013. The researcher used observation and interview to measure the phenomenon in a situation and perception about the phenomenon. The data was analyzed using descriptive qualitative by coding analysis