Five people have been jailed for between three and seven-a-half years for their roles in the manslaughter of Dale Creighton.
The 20-year-old was beaten to death on a footbridge in Tallaght over 3 years ago.
Five of the seven originally accused of his murder pleaded guilty to manslaughter and were sentenced this afternoon.
David Burke of Beechpark, Collinstown, Co. Westmeath was handed a seven-and-a-half year sentence.
Jason Beresford of Castledermot, Co. Kildare and Ross Callery of Gortlum Cottages, Brittas, Co. Dublin were both handed 6 year terms.
Graham Palmer of Portarlington, Co. Laois got five years, while Gerard Stevens of Grosvenor Square in Rathmines in Dublin was jailed for three.
Meanwhile, two others were sentenced for other charges arising from the investigation into Dales death.
Aisling Burke from Collinstown, Co. Westmeath was jailed for one year for violent disorder, while James Reid of Gorey, Co. Wexford got a fully suspended sentence after he admitted to having a knife on the footbridge.