Top billed cast: Frankie Muniz, Jane Kaczmarek, Bryan Cranston, Justin Berfield, Erik Per Sullivan, Christopher Masterson
Lois' estranged parents, Ida and Victor, pay the family a visit. Right away, trouble starts brewing. Victor bonds with Reese, Ida gets Malcolm into a fight, and Dewey is haunted by childhood memories of his inattentive grandparents.
