The episode begins with the Planet Express crew counting down to bankruptcy. And then there was the math. The rest of the Planet Express crew also get into the craziness, as Leela takes on the Professor's body for a senior discount, while Fry puts his mind inside Doctor Zoidberg to prove to Leela that she's just as superficial about looks as she thinks he is.
The financial crisis is still looming, but since there is now a majority of female staff, the 'girly' calendar can go ahead. Once they got acquainted to their rooms they relaxed for a while. The Professor joined the circus as Bender, Amy gorged multiple people to obesity, and Fry and Leela finally had sex