It's a hosting switcheroo on "Jeopardy!" According to Deadline, Ken Jennings will host the show's final week of episodes in season 39, taking over from Mayim Bialik, who is standing with Writers Guild of America strikers. [readmore label="READ MORE: " link="https://etcanada.com/news/929176/ken-jennings-hit-with-backlash-for-allowing-jeopardy-contestant-to-correct-answer/" text="Ken Jennings Hit With Backlash For Allowing ‘Jeopardy!’ Contestant To Correct Answer"] The final episodes,…