Jean Marc Dable, 25 , of no fixed address, pleaded guilty to manslaughter at the Old Bailey on Friday, 6 November and at the same court on Wednesday, 11 November was given a 12-year custodial sentence.
The 24-year-old victim, who was known as Dylon, was fatally stabbed by Dable following a music event in converted garages in Telegraph Mews, Seven Kings.