Louise expects to get a charge out of taking down her Thomas Edison-obsessed science teacher when she re-creates one of the famous inventor's experiments that involved electrocuting an elephant.

When Tina is unable to speak after falling and biting her tongue during a cheerleading audition, Louise offers to be her translator.

The upcoming Land Ship parade could mean increased business for Bob, until he learns that two port-o-potties will be placed in front the restaurant. Meanwhile, Tina learns from her friends that she’s boring, so she joins up with Jordan who has been vandalizing the school with graffiti. But when Jordan wants to spray graffiti on the Land Ship, Tina must decide between ruining the parade or disappointing her new crush.

When Tina volunteers alongside Nurse Liz, she finds herself involved in the biggest scandal to hit Wagstaff: a lice infestation. Meanwhile, Bob makes improvements to the restaurant that end up driving customers away. Can the Belchers juggle both a crisis at the restaurant and lice?

With Halloween quickly approaching, Tina reveals her brilliant idea that will finally win her first place in the annual costume contest. When Tammy steals her idea, Tina is forced to seek the help of Mr. Ambrose, who leads her to alternate and other-worldly methods of winning. Meanwhile, Bob is on a mission to figure out who is stealing his perfectly crafted pumpkins.

Louise is put in a sticky situation when she must defend one of her biggest foes at Wagstaff during a mock-trial. Meanwhile, Bob works with Jimmy Pesto to out a regular food-scammer.

When Mr. Frond's therapy dolls are mysteriously attacked, Louise teams up with Millie to help solve the case. Meanwhile, Teddy decides to get into the inspirational poster business, but ends up with mixed results.

When Tina launches a babysitting enterprise, it is quickly derailed after her business nemesis, Tammy, is hired to work alongside her. Meanwhile, Bob and Linda check out their competition at a restaurant that’s known for its burgers.

When the kids are given the task of making homemade gifts for their grandma's birthday, they set out to find a secret room filled with homemade ceramics which, according to urban legend, has been boarded up for years at their school. Meanwhile, Teddy starts a phone repair service and the adults become determined to improve his online rating.

Tina dissects a fetal pig in science class and things get spooky. Also, Bob and Linda do battle with a giant ball of ear wax.

Gene auditions for a small role in a local theater production, but things backfire when he discovers that Linda actually bargained with the director to get Gene the part.

When Tina is forced to listen to Spanish audio lessons in the library to improve her grade, she develops an unexpected crush. Meanwhile, Louise and Gene want to dunk Mr. Frond at the Wagstaff Spring Fair.