http://www.youtube.com/watch?v=qMorhNRmiDM
The 25-year-old was captured on film in Liverpool punching one man up to 20 times before he embarked on a second attack which left a teenage boy with broken teeth.
Barton was arrested and jailed for six months on May 20 by Judge Henry Globe at Liverpool Crown Court.
He was also ordered to pay £2,500 compensation to Jordan Spencer.