Character mistake: Ken says that it was his wives who left him, not the other way around. But in "The Smell of Success", he tells Christopher that, when Christopher was a baby, he left Juanita.
Character mistake: During his interrogation, Ken comments that he beat Christopher's impulsive violence out of him. But in "The Perfect Thanksgiving", he tells Erin's brother Michael that he never hit his children, choosing instead to destroy their self-esteem.
Character mistake: Several times in the episode, Christopher refers to his mother as a paranoid schizophrenic. But in the rest of the series, she's always referred to as a manic-depressive schizophrenic.