: Directed by Bryan Cranston , this episode features Malcolm and Stevie needing the "unintelligent" Reese to help solve a complex scientific enzyme problem.
Season 5 of Malcolm in the Middle , which originally aired from November 2003 to May 2004, is defined by the family's transition as the boys grow into their teenage years and adjust to the newest addition, baby Jamie. Malcolm in The Middle - Season 5
: Malcolm tries to prevent Dewey from being placed in the high-stress Krelboyne class, but Dewey's plan to fail the IQ test backfires, landing him in a class for emotionally disturbed students. : Directed by Bryan Cranston , this episode
: The family travels to Las Vegas after Hal has a prophetic dream about a jackpot. Dewey and Reese enter an obese rabbit into a competition while Lois meets her favorite singer, Boone Vincent. : The family travels to Las Vegas after