An angry Jim Harbaugh is intimidating. An angry Jim Harbaugh who rips his jacket off because he's steaming with passion? Try terrifying.
The Michigan coach got so heated over a pass interference penalty that he ripped his jacket off mid-sideline fit.
— Black Shoe Diaries (@BSDtweet) November 21, 2015
The call went against Wolverines safety Jabrill Peppers, who exchanged some shoves with a Penn State wide receiver.