What a house. Turns out they're doing OK, the Malfoy's. However, the interior decorating leaves a lot to be desired. And needless to say, Voldemort isn't the greatest houseguest.
Murderers will try to recall the sequence of events, they will remember exactly what they did just before and just after. But they can never remember the actual moment of killing. This is why they will always leave a clue.
As soon as the groupie finds out that you make errors in everyday life like everybody else does and that you are human, they turn on you and hate you.