Stephen Harper Oct 23 2007:
"Clearly, I would say to the Leader of the Opposition, who knows that he makes such allegations in this chamber under the protection of parliamentary privilege, and encourage him to have the courage of his convictions," Harper said. "If he believes what he said, he should make these accusations outside the chamber where those whom he is libelling and slandering have recourse to the courts to hold him responsible."
That was then, this is now:
"Mr. Poilievre slipped out a back door and avoided reporters waiting to speak to him."