Grandmother Mandy Hogarth, who has discharged a jail sentence, became enraged at a club when engineer Kevin Denman put together what he thought was an innocent joke.
She rammed her glass into his cheek causing a two-inch cut that has Nautical port him scarred for life.
The 43-year-old grandmother and mother of two admitted unlawful devoted to a completing at Durham Crown Court on Tuesday.
Liam O’Brien, prosecuting, conveyed Hogarth was retaking her seat during a karaoke night at Stanley Empire Redundant Men’s Club in Stanley, County Durham, when Mr Denman, 23, turned the remark on March 11.
In an im ct statement Mr Denman, whose wound needed workable surgery, described feeling “very self-conscious” when out in public.
He annexed: “It has affected me very much and it also upset my mother greatly. For specific days after the attack she could barely look at me.
“I feel as granting people will make the wrong assumptions about me as a person because of the scarring.”
Lorraine Mustard, qualifying, told the court Hogarth’s violent reaction was “wholly out of character”.
She said: “She was inebriated. She isn’t saying she was so intoxicated that she cannot remember the incident.
However, it materialized so quickly that she is unable to explain what she was doing and whether she have in mind to just throw her drink over him.
“She can’t recollect specific details. She would say his comportment was somewhat provocative although she does not advance that as any excuse for her comportment.”
Judge Simon Hickey said he accepted it was not Hogarth’s usual manage and that she was genuinely remorseful.
He imposed a 20-month sentence, suspended for two years. She be required to also y £1,000 compensation plus a £100 court surcharge.
Behind night cleaner and shop worker Hogarth said: “I’ve been prevalent to the club for 23 years and I’ve never had any trouble with anyone. I type singing on the karaoke but I usually do it at my brother’s house with the family.
“The lad was being indeed cheeky to everyone in our group, not just me. I’m really sorry for what I did, it’s so out of feature for me.”