Sarah decides to follow through with an engagement to her dog, and Brian and Steve find an old fart jar.

Brian and Sarah set out to coin the next big word, in hopes it will become part of society's slang terms.

Sarah discovers that her father is not dead. Brian spends a ridiculous amount of money on a DVD set, then commits to watching it enough times that it will make itself more economical than if he'd rented it. Guest starring Tim Heidecker as Jay's grief counselor.

Sarah cannot believe she is pregnant, and it seems to be too much for her to handle.

Sarah joins the rank of the homeless after losing her keys, but seems to like her new status after meeting an old friend who shows her the advantages of living on the streets.

Sarah decides to stop sleeping after peeing the bed, and Brian and Steve's relationship is tested when Brian refuses to trim his overgrown beard.

Sarah thinks she sees Osama bin Laden, and Steve causes a catastrophe at a massage parlor.

Sarah trades in her boring friends for new ones, and a window accident makes Steve reconsider his pot-tits.

Sarah discovers her Russian ancestors were raped by Mongolians. Steve's homemade short films get him some popularity with a demographic he'd never thought possible.

Sarah gets high for the first time, and leaves herself a voicemail imploring herself to treat her stoned thoughts seriously, and to act on them. Jay has a problem with nocturnal emission.

Sarah fires her maid, Dora, believing that she has stolen her beloved Hamburglar doll. When her life slips into filthy disarray, Sarah goes to Mexico to get her maid back, but Dora has since gained unexpected power.

Sarah starts a relationship with God who turns out to be needy and insecure. However, she still hopes to show him off at her upcoming high school reunion. In the mean time, Brian and Steve question the origins of their sexuality.

When their mother's grave is vandalized, Sarah and Laura become contestants on their favorite TV show in hopes of winning enough money to replace the tombstone.

Sarah strongly believes that it is much easier to be a black person in America than it is to be a Jewish person. To prove her point she decides to become black for a day. Meanwhile, Brian and Steve get carried away smoking medical marijuana.

Authorities take Sarah's dog Doug away when she is witnessed licking his hindquarters. Distraught, Sarah goes on a quest to redeem herself.

Sarah discovers that the community group she joins is a radical anti-abortion group; a game of "Dungeons and Dragons" interferes with Steve and Brian's plans for a date night.