When one slammer, a slight 22-year-old called Rita Zaburi, was asked by a friend why she spent so much time alone in her room, she decided to respond in verse.
Slam reached Goma, a city of some 1m people in embattled eastern Congo, five years ago when a handful of young men began watching YouTube videos of slammers across the world.
I don't have a job to pay for christmas decorations, but I thought that we should celebrate you being done with exams and me not going to the slammer and finally open this.