John Di Mattia roared like a Lion, but he was really as timid as Tiny Tim . DiMattia, once faked a heart attack.to get out of a mob meet with a pugnacious fat pig named Johnny Popcorn. Mobsters that knew him, had this to say about Di Mattia, "to get out of doing any tough-guy-work, ' 'this fucking bum came up with more excuses than "Alibi Ike"......