If you’re not familiar with comedian Bert Kreischer’s reputation as one of the world’s foremost experts in the field of partying, watch the slightly fictionalized 2023 film “The Machine” — an account of the time Kreischer tied one on with such aplomb that he inadvertently joined the Russian mafia. (No, really.) Epic though his exploits are, he’s a skilled stand-up first and foremost — with the energy to fill PPG Paints Arena.