Pupil beaten to a pulp by classmates to celebrate his birthday

A form five pupil in a video clip that has since gone viral was beaten to a pulp by his classmates in celebration of his birthday in line with the tradition practiced in his school.
The pupils, eight in number and who are students of Shah Alam School, Malaysia, in the 29-second flick sang 'Happy birthday' to the boy before kicking, punching and hitting him with broomsticks.
Following the rituals, 9 pupils have been arrested by the police in connection with the incidence.
According to reports, the victim lodged a police report on Sunday, April 15.
TheSun reports that Deputy Education Minister Datuk P. Kamalanathan said such an incident should not happen for whatever reason or purpose.
Selangor CID confirmed on Monday, 16 April, that nine students have been arrested that day.
However, all the 17-year-olds have been released on police bail, Asia One reported.
"They were picked up around 11.30am on Monday before being released at 4.45pm," he said.
The police are investigating the case under Section 148 of the Penal Code
The section provides that, "Any person who attends, takes part in or is found at any riot and who has in his possession at such riot any firearm, ammunition, explosive, corrosive, injurious or obnoxious substance, stick, stone or any weapon or missile capable of use as a weapon of offence shall be punished with imprisonment for a term which may extend to five years or with fine or with both."