I love Mack Brown and as much as I want him to succeed he just doesn't have the fire he once had. Mack Brown needs to step down and retire.Former Longhorn coach Mack Brown's UNC Tar Heels got mud-holed by NC State, 39-20, his third consecutive loss to the Wolfpack. It was a typical Mack Brown season, a lot of early hype, a mirage top ten ranking, then the end of the year collapse.