18 year old Edward Redman will be sentenced for the murder of 17 year old Jay Whiston on Thursday 1st May.
Jay was stabbed to death at a party on Colchester in 2012.
Edward Redman was found guilty of murder after a three month trial at Chelmsford Crown Court.
His 51-year-old father, Gary Redman; his 20-year-old brother, John Redman; and his former girlfriend, 19-year-old Shannon Fenlon were all found guilty of conspiring to pervert the course of justice.
They were all remanded into court custody prior to their sentencing.
More top news
Norwich City have been knocked out of the League Cup after losing on penalties at Leeds United.
MPs are to debate whether police animals should be given greater rights if they're hurt in the line of duty, following an attack on a dog.
There are fresh calls for expansion at airports in the East of England, after the Government revealed plans for a third runway at Heathrow.