* [[DoNotCallMePaul Ice hates being called Ernie]]. Why? Because as a child, he was mocked by other children, for [[Series/SesameStreet "Ernie and Bert."]] Hence he grew up hating that name, and also grew up into a bully as a [[FreudianExcuse defense mechanism]].
[[WMG: Satan is the witches' father]]
Their mother is mentioned but no father, they apparently adore Satan and he's gifted them with magic and the book and even individual powers unique to each sister. They were apparently born into being witches so perhaps each generation breeds with Satan to create the next?
[[WMG: Winnifred's book is made out of her father]]
It explains why he's never mentioned and her affection for it.