You'd be an A-hole too if you had been in show business full-time since you were first able to put on knickers.
"Traps the Boy Wonder" --
Imagine how many crooks, shysters, sociopaths, lying managers and accountants, whores, and gangsters he's had to put up with, and then you'll realize why he's not "mister nice guy" -- (except he really was a nice guy to those who were his friends).
And those were the days before air conditioning, before power steering, and before drums had waterproof plastic heads on them.