pleaded guilty Tuesday to 84 counts of involuntary manslaughter and one count of unlawfully starting the fire in the bucolic town about 170 miles (275 kilometers) northeast of San Francisco.As they addressed Butte County Superior Court Judge Michael Deems, the families lamented never being able to see a music-loving father joyfully dance to his favorite Rolling Stones song, going to lunch with a younger sister at a local diner or savoring the simple pleasure of being able to sit down to watch “The Golden Girls" on television. “You had the capacity to know what you were doing would kill people,” said Philip Binstock, referring to PG&E executives.