Principal Skinner decides to allow Lisa to tutor Cletus’s kids instead of them enrolling into Springfield Elementary, but they end up on Krusty’s show as a Musical Act; Bart sees…

Author Richard Castle joins NYC Detective Kate Beckett to help solve the case of a serial killer who is reenacting murders from Castle’s novels; Castle becomes very intrigued with the…

Nothing is as it seems when Castle and Beckett investigate what appears to be the assassination of an intelligence operative. Meanwhile, Beckett’s romance with Demming threatens her relationship with Castle,…