King of the Hill (season 6)

After getting attacked at a slumber party by Chane Wassonasong, Hank lets Bobby sign up for a boxing class at the YMCA, but Bobby ends up taking a women's self-defense course, where Bobby is taught to attack his aggressors by kicking them in the groin—including his own father, after Hank tries to teach Bobby the proper way to fight.

Dale is running for re-election as the Arlen Gun Club president, but his chances seem to be shot when he accidentally discharges his gun. To give Dale his confidence back, Hank pretends to be "Mr. Big", answers Dale's ad in Soldier of Fortune magazine, and assigns Dale to pick up a briefcase. But Dale bungles the job, and nearly gets his friends killed by his opponent at the Gun Club.
Gary Busey guest stars as Mad Dog.

Peggy takes the school Spanish club on a field trip to Mexico, and ends up in trouble for kidnapping a Mexican girl named Lupe, thanks to Peggy's horrible comprehension of the Spanish language. Meanwhile, Hank finds himself the object of the affections of a female police officer (voice of Kathy Bates), who keeps pulling him over for various reasons in order to spend time with him.

While building a Habitat for Humanity house with former U.S. President Jimmy Carter, Buck promotes Hank to manager of Strickland Propane and Hank gushes with emotion to Buck, which doesn't sit well with Hank's father, Cotton.

Kahn tries to bribe Bobby to break up with Connie. Connie and Bobby decide to pretend to break up so they can get the money. When a schoolteacher thinks Connie may be depressed after Connie writes a note that reads "I'm so bored, I could kill myself" (which was a response to a dull lecture), her parents try to push her and Bobby back together. After endless double dates with the parents, they become tired of each other, and decide to break up, to Kahn's horror. Meanwhile, Dale hosts a pirated radio show.

Following the events from the previous episode, Bobby seems fine in regards to his breakup with Connie and the upcoming Valentine's Day. However, when he is left home alone while Peggy and Hank go out, Bill depresses Bobby by suggesting that Bobby blew his only shot at true love.

Peggy nominates Bobby to carry the 2002 Winter Olympic Torch through Arlen, but Hank wins the honor—and bungles it.

Peggy works as a cleaning wench at a Renaissance Faire, where her boss (Alan Rickman) refuses to give his female workers equal pay and benefits.
NOTE: Following news of suicides related to anti-gay bullying in late 2010 (and heightened public concern about bullying and homophobic harassment), Adult Swim cut a short scene where two teenagers call King Phillip's performance "gay" ("That is so gay"). As of February 9, 2012, the scene has been reinstated.

Connie and the guys form a bluegrass band and head to Branson, Missouri, against Kahn's wishes.
Vince Gill provides Boomhauer's singing voice, and Charlie Daniels and Yakov Smirnoff make guest appearances as themselves.

After handing back tests to her class, Peggy is dumbfounded when Dooley asks her to explain the answer to a question. To restore her self-confidence, Peggy takes an Internet IQ test and discovers that she qualifies for "genius" status, but discovers that the IQ test is a scam when she blows Hank's retirement fund on a diploma. She then plans a risky counter-con against the scam's organizer (voice of Jeff Goldblum) to get everyone's money back.

Cotton's VFW is in dire straits as members are dying and the veterans are behind on their propane bill, so the VFW moves to Hank's house, but the inclusion of Vietnam War veterans angers Cotton and the WWII vets and leads to an increasingly dangerous situation.

Peggy (who is Methodist) must pretend she is a nun after she gets a job at a Catholic school, but fears that lying about her religion will cost her her immortal soul.

After Bill finds out the Army subjected him to a secret medical experiment called "Operation Infinite Walrus" that left him fat and balding, he gets drunk and steals a tank, leaving his friends to try to save him from life in prison. Meanwhile, Peggy and Bobby try to win a free ice cream sundae from the Mega Lo-Mart's "Guess Your Sundae's Weight" contest.

When Hank and Dale find they have more in common with each other's sons than their own, Dale finally concludes that Joseph is not his biological son -- and jumps to the wild conclusion that Joseph's biological father is an extraterrestrial who impregnated Nancy while he was gone.

Hank is asked to join the exclusive all-Asian Nine Rivers Country Club, which doesn't sit well with Kahn (who's been on the waiting list for the country club for the longest time) and doesn't sit well with Hank (who discovers that he's only been chosen because Nine Rivers needs a white man to show the PGA members that they're racially diverse).

Peggy gets a job with Alamo beer, and learns that the company is knowingly selling tainted beer.
Megan Mullally guest stars as Teresa.

Luanne and Peggy unwittingly join a cult disguised as a college sorority. Meanwhile, Hank and his buddies try to find a place to hide Buck Strickland's emus after being ordered to kill them.

Dale and Nancy renew their wedding vows, and Nancy invites Dale's father, a gay man whom Dale detests for supposedly trying to win Nancy's affections away from him, to the ceremony.

Hank freaks out when he begins having allegedly erotic dreams about grilling hamburgers naked with Dale's wife, Nancy.

Boomhauer falls in love with a woman who wanted only a one-night stand (voice of Laura Linney), which crushes Boomhauer now that he feels like the many women he has seduced in the past, while Bill recovers from losing that same woman and finds advice that helps his friend.

Cotton wants to return to Japan to apologize to the widow of a soldier he killed, and Peggy arranges to bring the family along. Hank is shocked to discover that Cotton actually had an affair with the widow and fathered another son—Junichiro. When Junichiro renounces his Hill ancestry, Cotton declares his own personal war on Japan by deciding to spit in the Japanese emperor's face.