Prime Minister Stephen Harper (clutching the balloon, centre) sets off his attack on Opposition Leader Tom Mulcair, who is illustrated standing in the background. Beep-beep! Actual federal politicians may not appear exactly as illustrated. Below: Tory big guns Rex Murphy and Don Cherry, plus former Tory big gun Norman Spector, all of whom have . . . → Read More: David Climenhaga’s Alberta Diary: Tories train their intellectual big guns on Tom Mulcair: if Rex Murphy fails, there’s always Don Cherry!