Over the course of a five-decade career, this politically incorrect master of shtick has delivered irascible invocations on every aspect of contemporary life. The sheer scope of his riffs is a mixture of chutzpah and macho, slicing and dicing everything in sight. Freshly Squeezed is his seventh one-man show — the most recent in a run that began in 1994 with the Tony-winning The World According to Me. Mason is making only one New Jersey appearance this season — and it’s at NJPAC!