“TAGAD” is Rūdolfs Kugrēns’ seventh solo stand-up show. One of Latvia’s best-known comedians and the most prolific creator of stand-up comedy shows returns with a new collection of jokes and observations after a two-year hiatus. “‘Someday’ or ‘later’ are probably the most common modes of human action. To put ‘now’ into gear, you need either terrible trouble or terrible energy. ‘TAGAD’ is a reminder that waiting for something can make you late, but the right moment is just that kind of joke. This...