Canadian Politics Today

That never happened.  They wanted the Senate and the GG to uphold the constitution because the Trudeau gov won't abide by it (so they say).

Both the Senate and the GG are unelected. Demanding that they override the actions of democratically elected representatives should be seen as... questionable. Its not exactly an 'overthrow' of the government, but it still is calling for actions which are undemocratic.

(If there really was a possible issue with constitutionality, it would have been up to the supreme court to decide, not the senate or GG.)