After having a nipple bitten off by her dog, Shari Noble comes in to have it reconstructed before her husband returns from Iraq. Julia meets a breast-feeding expert. Christian and Liz hit a lesbian bar where Christian tries to attract one of the women there but she's attracted to Liz instead. Sean and Christian meet with a kidney specialist for one of their patients.
When Robbie realizes that Sportacus started learning all of his hero skills when he was a boy, he turns Sportacus into a 10-year-old.
A bad day in the lab forces Carter to rethink his decision to live in Eureka, prompting an intervention from S.A.R.A.H. (the self Activated Residential Automated Habitat.
The Man with the Yellow Hat has a predicament. He has to write a tribute speech for Professor Wiseman. Also, the country house cupboards are too small to hold all of their food. Then when Bill tells him how squirrels store food in the ground after seeing Jumpy Squirrel do it, George decides to do the same thing to their food. When the Man finds out, he tells George that squirrels bury nuts, seeds and things that grow. So George decides to plant and grow various objects around the house including the Man's speech which he wants to grow the rest of.
Professor Wiseman is taking George to his first dog show which, to his disappointment, is not a show performed entirely by dogs. But when he gets home, The Man with the Yellow Hat wants to hear about all the dogs but George can only remember three. So he goes back to try to take note of them all and eventually brings them all home where he must find a way to organize them to count them easily.
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.
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.
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.
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".
Now that they're on board, Matt and Danny try not to crumble under the pressure of putting on their first big show, where the stakes are outrageously high. Also high are the number of complaints the network is getting over the "Crazy Christians" sketch, which Jordan defends to Jack.
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.
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.
As a total eclipse casts its shadow across the globe, a genetics professor in India is led by his father's disappearance to uncover a secret theory -- there are people with super powers living among us. A young dreamer tries to convince his politician brother that he can fly. A high school cheerleader learns that she is totally indestructible. A single mother struggles to make ends meet to support her young son and discovers that her mirror image has a secret. A gifted artist, whose drug addiction is destroying his life and relationship with his girlfriend, can paint the future. And in Japan, a young man develops a way to stop time through sheer will power. Yet, unbeknownst to them all, their ultimate destiny is nothing less than saving the world...