Watch the report by Mel Barham on the day Phillip Sherriff's killer was jailed for at least 14 years.
His widow is now campaigning for glass bottles to be banned from pubs and clubs.
The judge jailed the graphics designer for a split second of madness in a club, which killed the father-of-two.
Both men had travelled to London for a Jessie J gig. Ashley Charles attacked Phillip Sherrif with a broken bottle after some jostling at the bar. The judge said the bottle was a lethal weapon and the victim was a decent man.
More top news
The men were detained as part of an investigation by MI5 and the Metropolitan Police's Counter Terrorism Command.
Frankie Grande was due to perform at Bush Hall in London on Saturday.
Tom Bosworth can walk faster than most of us can run.