Change was difficult but when the heir of the Malfoy House announced plans to marry the muggleborn the shift escalated. Lucius Malfoy was not at the wedding nor was he acknowledged. When questioned by the Prophet, Draco simply said the family magic turned and he was no longer considered worthy of the Malfoy name. After that, Lucius Malfoy faded from the collective memory and the only ones who remembered him were those in the house.