Altercations : noun: A noisy heated angry dispute

source: http://www.merriam-webster.com/dictionary/altercations

He used to be a prodigious drinker and drug taker, famous for late night altercations, not always coherent public appearances and marathon hours at trendy spots like the Groucho Club.

The author used to be a very heavy drinker and he would always get into fights or heated disputes at the bars and clubs.