Bart can’t control his feelings when he gets a new teacher. Meanwhile, Lisa befriends an octopus.

When Bart’s latest prank leads to chaos at Springfield Elementary, Marge and Homer dream of a world in which their rambunctious son was never a Simpson.

When Milhouse’s Dad, Kirk, takes exception to a school history lesson that paints one of his ancestors in a bad light, Kirk goes on a crusade to censor and control…

A parenting disagreement between Marge and Luann Van Houten escalates into a life-or-death struggle for survival.

Bart makes a new friend.

Marge feels an overwhelming dread of the empty nest.

Shawn is shocked when he learns that Gus is married after Gus’ wife unexpectedly shows up. She asks the men to take on a missing-persons case.

When a celebrity is implicated in a nightclub murder, McCoy and Southerlyn battle the flaks who attempt to insulate their client from any involvement or interrogation.