A supernova causes an accident which sends the crew back in time to 1947, where they land in Roswell, Area 51. Fry and Bender's head have to go in for a rescue mission to free Dr Zoidberg and Bender's body from an army base where Fry's grandfather works.
Bender is declared the new Santa when it is discovered that the evil Santabot has been frozen in a block of ice on Neptune. But when Bender begins delivering toys, the citizens, who are unaware that Santa is now a good guy, stage an all-out assault against him. Just when things can't get any worse, the evil Santa's icy tomb thaws and he escapes to exact his wrath upon the world.
Three stories unfold when Professor Farnsworth fine-tunes his 'What If' machine: Bender discovers how different he would be if he were human, Fry learns what life would be like if it resembled a video game and Leela wonders what would happen if she found her true home....and crash lands on Planet Ozz on this episode.
Love is in the air when Bender finds himself involved in a shipboard romance....with the ship. When the Professor upgrades the Planet Express spaceship's software with a sexy female voice (guest star Sigourney Weaver), Bender falls hopelessly in love. But when the ship discovers that Bender is unfaithful, she charts a course for self-destruction, and it's up to Fry and Leela to save the day.
When Leela returns to the orphanarium in which she was raised, she is recognized for her success as a starship captain. Bender and Professor Farnsworth decipher something far more rewarding for Leela, as Fry helps her discover some long-lost secrets about her background, including what happened to her parents.
When Amy brings her most recent boyfriend, Kif, home to meet the family, trouble ensues when Amy's parents fear that Kif cannot provide many grandchildren. Amy's parents, who own half of Mars and made a fortune off raising buggalo -- an alien version of cattle -- set out to break-up the relationship. When an entire herd of buggalo suddenly disappear, Kif offers to go after the rustlers and enlists the help of Professor, Zapp Brannigan, Fry, Leela, Hermes and Bender. Back at the homestead, Amy's parents make some interesting discoveries.
After delivering an enormous sandstone to Osiris 4, Fry, Leela and Bender are forced to work as slaves assisting the construction of the great Pharaoh Hamenthotep's tomb -- a pyramid. When Bender experiences an identity crisis because he has never been an over-achiever, he becomes extremely motivated, working harder and faster than anyone for the completion of the tomb. While the Pharaoh acknowledges the crew's diligence, Bender's efforts accidentally hug him, and Bender proceeds to the throne.
When Bender is accidentally swept away into a space vacuum, he becomes spiritually inclined and makes some devastating decisions. Meanwhile, Fry, Leela and Professor Farnsworth frantically search for Bender as he floats through space, and learns an important lesson from his journey.
At the annual shareholders meeting, Fry meets a 1980s Wall Street power player and ultimately nominates him to replace Professor Farnsworth as the CEO of Planet Express. The new CEO appoints Fry as Vice Chairman and differences are quickly discovered when the strategy is to sell off the Planet Express Company. A mutinous Fry realizes the bona-fide value of the enterprise and attempts to restore the original regime.
When Leela is signed to the New New York Mets, she is thrilled to be the first female major league blernsball player. Drawing huge crowds at the games, Leela believes she is an inspirational role model to all women. What she doesnt realize is, she has such a following because she is the worst blernsball player to ever play the game.
Bender attempts to become a chef, and is quickly rejected by the Planet Express crew. He then turns to the chef that inspired him, Elzar who also rejects him. Bender soon makes friends with some space hobos and, coincidently, one of them is Helmut Spargel, formerly the world's greatest chef. Helmut takes Bender under his wing and trains him to be a master chef by giving him a secret weapon -- a crystal vile containing 'the pure essence of flavor'. A now confident Bender challenges Elzar to a competition in the televised kitchen coliseum known as the 'Iron Cook' show.
Fry is put on trial for his life for traveling to the forbidden planet of Omega 3 to retrieve all 79 episodes of 'Star Trek', and he must defend the claim that human kind needs 'Star Trek' to give them hope for the future. In the 23rd Century, 'Star Trek' fans had evolved to such a level that they corrupted the world's governments and all things 'Star Trek' were then banned to Omega 3. Fry sets out on his mission with Leela, Bender and Leonard Nimoy's head in a jar, only to discover William Shatner, Nichelle Nichols, George Takei and Walter Koening are living on Omega 3 under the watchful eye of Melllvar, an evil energy creature -- and 'Star Trek's' biggest fan.