While the "real" in reality has always been questionable when it comes to The Hills, it seems Spencer Pratt truly is that guy everybody loves to hate—at least according to Mary-Kate Olsen.
During her appearance Thursday night on the Late Show with David Letterman, M.K. reveals she actually knew Speidi's lesser half back in the day.
"He used to play on the soccer team for my high school, and he does not have a good temper," said the Wackness actress. "He walked out of a few games. He would walk off the field."
Now, if we could just get him to walk out of our lives.