Barney works with Marshall on his bachelor skills, which include hitting on women. Lily is back from her venture. Robin helps her look for a new apartment but gets sick of hearing about San Francisco.
Brent is being impersonated by a morning radio show DJ, and feels it necessary to prove to everyone that it's not really him talking. Lacey's new delivery service takes off a little more quickly than she'd hoped, and Karen and Davis find out that "work to rule" actually involves "work".
It's election day and the votes are being cast by friend and foe alike. Andy loses some of his toes at the grow house. Nancy tries to make peace with Conrad. She also has to deal with the romance or lack thereof in both of her sons lives. Doug and Celia are having problems in their respective marriages to Dana and Dean.
Charlie finally tells Alan that he didn't marry Mia because she wanted Alan and Jake to move out of the house, but Alan finds a hole in his logic. Charlie and Alan deal with a noisy neighbor who constantly sings all the time, who happens to be Steven Tyler.
Calleigh is run off of the road in to a canal and causes freshly collected evidence to be compromised. The team must work to find new evidence, as most of the water-damaged evidence is unusable.
Posted undercover at the World Trade Summit for Africa, the team discovers an assassination plot. Initially determined to put their lives on the line to prevent the murder, they are faced with a moral dilemma on discovering the motive behind the plot.
Robbie Rotten pretends to be the Mayor’s favorite rock and roll singer, Johnny B. Badd, so he can demand that Sportacus leave town.
Richard tells Christine that the reason he has good luck with women is that he "says yes to life." When Christine meets a good-looking man after paying a surprise visit to New Christine, she decides to break out of her mold and says yes when he asks her out to dinner.
Strenuous events impact all the Camdens as Kevin and Lucy cope with an unexpected tragedy in their young lives. Matters worsen when Lucy convinces her father to let her deliver next Sunday's sermon while she is still in an emotionally unstable condition. Martin frustrates Sandy by suggesting that they get married and build a family for their infant son, then becomes angry when he realizes why Sandy is really holding back. Ruthie is studying in Scotland for the time being, and Annie can't shake the feeling that something is terribly wrong with Eric.
Stan loses his confidence, and his job, when a car salesman gets the best of him in a negotiation. Meanwhile, Roger and Steve set up a makeshift drive-in to try to get to first base with popular schoolgirls.
New Grade: Ned accidentally becomes the new class bully, while Moze deals with a not-so-friendly new English Teacher. Cookie tries to get to know the new no-braces, non-sniffling Lisa Zemo. Dodgeball: Ned must battle the dark side, Loomer and his ‘secret weapon’ in a dodgeball game, and he must do it without Moze, the best player in school!
Marge reads Homer's carpentry books and becomes very handy at fixing things. Gender bias keeps the townspeople from accepting a female carpenter, so Marge pretends that Homer does the work. Meanwhile, Bart torments Skinner when he learns the principal has an extreme allergy to peanuts.
It is raining on Wisteria Lane, six months after Mike was run over. He is now in a coma, with Susan by his side. Bree gets engaged to Orson. Gabrielle and Carlos are getting divorced, but they are briefly reunited when their 8½ months pregnant surrogate Xiao-Mei runs away. While adjusting to having another child around the house, Lynette realizes that the girl's mother, Nora, is more than she can handle.
"I love the first day, man. Everybody all friendly an' shit." - Namond Brice Prez is shocked by his students; Royce strikes back against Carcetti; Rawls begins to gut the major case unit from the inside; Colvin embarks on a new career.
After Peter uses Meg's money to buy himself a tank, she gets a job at the new Superstore in town. However, the Superstore puts all the shops in town out of business and sucks up the city's power supply. Brian and Stewie team up to save the town from the corporate giant.