His arrogance and petulance made him incredibly easy to hate , and his team took on the same aggravating attitude .
Harbaugh immediately ( and stunningly ) became a much bigger irritant to the Twelve Army than Mike Singletary had ever been .
Harbaugh 's arrogance and petulance made him incredibly easy to hate , and his team took on the same aggravating attitude .
Harbaugh immediately ( and stunningly ) became a much bigger irritant to the Twelve Army than Mike Singletary had ever been .