The Blue man Group is opening an outpost in Toronto. But there are problems. “With the first preview set for Tuesday night, the major focus is not on the show itself, but on the boycott against it waged by Toronto’s three major performing arts unions — Canadian Actors’ Equity Association, the Toronto Musicians’ Association and the International Alliance of Theatrical Stage Employees. Inflammatory rhetoric is now the order of the day, lawsuits are being threatened and the unions are planning continued action once the previews start.”