Moons come in every possible shape and size. Home to incredible natural phenomena like gigantic geysers and colossal volcanoes, moons also offer perhaps the best chance of finding alien life in the Universe - and they probably exist in the billions.
Charlie is miffed over Alan's planned attendance of Chelsea's birthday party and suffers the indignity of having Jake chauffer him around following a license suspension.
As the Intersect continues to malfunction Stephen hurries to complete the Governor for his son. Meanwhile, Daniel Shaw and the Ring close in on Team Bartowski and their families.
Is our solar system unique? Since the first discovery of a planet orbiting another star, some 280 alien solar systems have been identified. It's only by looking at solar systems far beyond our own, that we can understand how remarkable our universe is.
Adam and Jennifer plan a secret wedding; however, a series of unfortunate events puts their plan in jeopardy. Meanwhile, to keep Russell and Timmy from finding out about the ceremony, Adam tells them he is staging an intervention for Jeff, on the fourth season finale of RULES OF ENGAGEMEN.
While Penny worries that dating Leonard has ruined her for normal guys, Wolowitz and Koothrappali search for Sheldon's perfect match online.
Shaw returns to threaten everything that Chuck holds dear as his friends, family and the woman he loves are all put in mortal danger. Chuck has to find Shaw and stop him before his own world gets torn apart.
The Man in Black's final fate is determined, and one survivor must make the ultimate sacrifice to save the island. Meanwhile, in another life, the ones who might have been the survivors gather for a final time.
Walt becomes obsessed with a contaminant in the lab and refuses to finish the cook until it is eliminated. A frustrated Jesse attempts to get Walt back on track.
For different reasons, Jack and the Man in Black both use Desmond to extinguish the light at the heart of the island. The island starts disintegrating, but The Man in Black is also made mortal. Still desperate to escape, The Man in Black fights Jack and mortally wounds him, but with help from Kate, Jack kills him. Realizing his destiny, Jack sacrifices himself to relight the heart of the island, so his friends can escape on the Ajira plane. Hurley takes Jack's place as protector of the island and makes Ben the new advisor. The flash sideways is revealed to be a type of limbo, or holding pattern, for the main characters, where they reside until accepting their life and death, and are then able to "let go" and "move on" together.
Henry marries Catherine Parr - his sixth and final wife. A loving step-mother and compassionate companion, Catherine is liked and respected by all at court save the Catholic Bishop Gardiner who suspects her to be a heretic. Henry prepares to invade France.
While Janette hits the road with her cooking skills, LaDonna and Toni are given hope by a judge's sudden ultimatum and Antoine loses a mentor but gains a job.
Uncle Ruckus has long idolized Jimmy Rebel, a popular racist country singer based on the infamous Johnny Reb, a.k.a. Pee Wee Trahan. So much did Jimmy Rebel's music influence him that he eventually sends off recordings of his own racist tunes to the man, and is faced with a dilemma when Jimmy shows up on his doorstep. Uncle Ruckus' legendary status as a black-hating racist thus runs up against the slight problem of his negritude.
When Moe discovers a hidden talent for judging contests, he is approached by a television agent to join the AMERICAN IDOL judges' panel. Moe flies to Los Angeles where he tours the Fox lot and receives some sage career advice. Meanwhile, Homer drives Marge crazy when he begins hanging around the house.
Peter makes good on another power outage at home--by entertaining his family with a retelling of Star Wars Episode V: The Empire Strikes Back. Newcomers to the story include Mort as Lando Calrissian, Chris' boss Carl as Yoda, and the Giant Chicken as the nefarious Boba Fett.
Early has had sex with many different creatures. Rusty discovers that his penis is smaller than Rob Reiner's.
Cleveland finds out that Cleveland Jr. will inherit all of his ex-wife's belongings and that his parents, Cookie and Freight Train, plan to remarry. To add insult to injury, Freight Train dumps Cleveland as his best man in favor of Donna's ex-husband, Robert.
Live from the Skirball Center in New York City, Mr. Trump will decide this season's winner of 'The Celebrity Apprentice' after first revealing who did the best job on the last task. In the final moments of this task, one of the finalists scrambles to finish in time, while the other is forced to soldier on alone after being left in the lurch when a helper suddenly leaves. At the launch for the new Snapple teas, one finalist delivers a more polished performance, while the other seems to have the edge with the crowd. In the end, Mr. Trump makes his final decision, live, and determines who will become the next 'Celebrity Apprentice.' The entire celebrity cast returns to join Ivanka Trump, Donald Trump Jr. and George Ross for the live finale.