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.
A judge jailed a 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. Now one is dead and another is serving a minimum of 14 years.
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.
His widow has begun a campaign to ban glass from bars and clubs, saying she will never let another person like Charles devastate another family. Mel Barham has the full story.
More top news
The victim of a "violent and sustained attack" on the top deck of a London bus has been named as Archie Sheppard.
Transport for London has made the badges and accompanying cards permanently available after a successful trial in autumn last year.
A rapist has been given three life sentences for a vicious attack on an 81-year-old woman minutes after he sat next to her on a bus.