We say that it should be the voters and the voters alone that determine who is and who is not a member of Parliament. At least, up until we say that pure chance should decide that matter.
The provincial election in the Canadian province of Prince Edward Island finally came to an end a couple of days ago when its last MLA was declared elected following a judicial recount.
(What - you didn't know that Prince Edward Island has just had an election? What are you, prejudiced against Anne of Green Gables or something?)