Michigan Jim Harbaugh Has Funny Tweet Ahead Of Colonoscopy Published March 16, 2017 Attacking this day with an Enthusiasm Unknown To Mankind before my 1:30 PM colonoscopy kickoff. @umichmedicine @FightCRC #ColonCancerMonth pic.twitter.com/6TRFvHEoDn — Coach Harbaugh (@CoachJim4UM) March 16, 2017 In this article:Jim Harbaugh Recent Posts Michigan Could Add A Major WR Who Just Entered Transfer Portal New Leader With Top RB Recruit Javian Osborne Who Is Deciding Between Michigan, Notre Dame? Dusty May And Michigan’s Next Center May Have Just Entered The Portal Top Ohio Prospect Spurns Ohio State, Michigan For SEC Program Michigan State Star WR Nick Marsh Played Quite An April Fools Joke On Fans