This is a real life experience when i was in sec 1. We are having assembly at the school hall when one of the sec 2 girl behind started laughing and other had to clam her down then soon much of the girls started too and my whole sch is in a choas some ambulance were called and even in the newspaper and the show on ghost encounter on tcs8. I heard that the ghost is a female who was a daughter of our sch stall owner during the first princ the 1st sch principal, i heard that the stall owner is also his relative. My prinicpal at that time said that the girls were just acting and there is no ghost in the school and just a make up story