Peter and Chris
In “Con Heiress,” Herbert, the family’s pedophile neighbor, hires Peter to do chores under the mistaken belief that he’s a child. Chris becomes jealous and the father and son wrestle while spewing out double entendre until Herbert literally explodes on them. Peter asks if his son was at all aroused while wrestling. Chris balks at the idea. Peter quickly chimes in “me neither.”
In “Long John Peter” Peter creates a sock puppet as a date for Chris.
In “Foreign Affairs” Peter homeschools Chris and Meg. He gets naked then rides around on a scooter and Chris joins in.
In “Stew-Roids” Peter walks in on Chris, who has his penis tucked between his legs and is dancing like “Buffalo Bill” from The Silence of the Lambs.
In “And the Wiener Is…” Peter and Lois check out Chris’ penis and they are amazed by its size.
In “Deep Throats” Peter and Lois get high and lick Chris.
In “Killer Queen” Chris gets in bed with Peter, who tells him that he smells like melt cheese.
In “Friends Without Benefits” Chris watches Peter sleep and then strokes his face.
In “Trading Places” Chris becomes the breadwinner. He comes home drunk and offers Peter and Lois $40 to have sex in front of him (17:45). Peter tells his son to show him the money.
In “Blind Ambition” Peter goes blind and accidentally sleeps with Chris and then Stewie.
In “Fresh Heir” Peter proposes to Chris for his money and they nearly get married.
In “Run, Chris, Run” a Chris recalls his first kiss in a flashback sequence. Peter kisses baby Chris while putting him to bed, then Chris suggestively texts “U up?”
Peter and Stewie
In “I Am Peter, Hear Me Roar” Peter embrace his feminine side and breastfeeds Stewie.
In “Stewie Loves Lois” Peter mistakes Stewie’s nose and mouth for Lois’ nipple and vagina, respectively. (8:00 – vagina joke censored)
In “Call Girl” Peter and Lois have sex on the couch. All the children walk out in disgust except for Stewie who asks if they’d be interested in a two and a quarter way.
In “No Country Club For Old Men” Peter sits on Stewie’s harmonica and asks him to remove it for him.
http://www.metatube.com/en/videos/185179/FAMILY-GUY-Peters-Mistake-from-No-Country-Club-For-Old-Men/embed/
In “You Can’t Do That On Television, Peter” Peter and Stewie measure their penises.
Lois and Chris
In “And the Wiener Is…” Peter and Lois admire Chris’ penis.
In “Fifteen Minutes of Shame” Chris spies on Meg’s slumber party. Lois joins in and suggests they practice kissing. Chris is discovered masturbating and Lois tells him to finish up (6:00).
In “Model Misbehavior” Lois decides to become a model. Both Chris and Meg says that they’ll pleasure themselves to her photos but only Meg gets in trouble.
In “Deep Throats” Peter and Lois get high and lick Chris.
In “Tom Tucker: The Man and His Dream” Chris dates a girl that looks disturbingly similar to Lois. Stewie comments, “Looks like somebody’s getting a little Oedipussy.”
In “Trading Places” Chris becomes the breadwinner. He comes home drunk and offers Peter and Lois $40 to have sex in front of him (17:30).
In “Bigfat” Peter goes feral subsequently Chris kisses Lois. “I can’t live by society’s rules either,” he declares.
Lois and Meg
In “Model Misbehavior” Lois decides to become a model. Both Chris and Meg says that they’ll pleasure themselves to her photos but only Meg gets in trouble.
In “Fifteen Minutes of Shame” Chris spies on Meg’s slumber party. Lois joins in and suggests they practice kissing. Chris is discovered masturbating and Lois tells him to finish up (6:00).
In “Brian in Love” Stewie makes Brian jealous by kissing Lois and unhooking her bra (19:00).
In “Valentine’s Day In Quahog” Stewie travels back in time and kisses Lois as a baby.
In “Valentine’s Day In Quahog” Lois flashes Stewie.
In “Yug Ylimaf” Brain breaks Stewie’s time machine and reverses time. Stewie is unborn when a doctor puts him back into Lois’ vagina!
In “Peter’s Two Dads” Stewie develops a spanking fetish and has an S&M fantasy where Lois tortures him.
In “Peter’s Progress” Lady Redbush (Lois) marries King Stewart III (Stewie). (9:00)
In “Call Girl” Peter and Lois have sex on the couch. All the children walk out in disgust except for Stewie who asks if they’d be interested in a two and a quarter way.
Lois and Brian
In “Brian in Love” Brian confesses his love to Lois, who rejects him but suggests she might not if she was really, really drunk (19:45).
In “Joe’s Revenge” Brain switches places with Quagmire’s cat Principessa and fondles Lois’ breasts.
In “The Cleveland-Loretta Quagmire” Brian spanks Lois (looped).
In “New Kidney in Town” Brian humps Lois’ leg and ejaculates (off-screen).
In “Play It Again, Brian” Brian kisses Lois, who hits him with a a newspaper.
In “Joe’s Revenge” Quagmire’s cat, Principessa, kneads Lois’s breasts while she sleeps. Brian attempt to switch places with the cat to fondle Lois but she’s not actually asleep and catches him.
In “V Is for Mystery” Brian and Lois are recast as Dr. Watson and his fiancée Constance.
In “Switch the Flip” Stewie switches bodies with his father just when Peter and Lois go on a sex therapy trip. The try to switch back but Brian ends up in Peter’s body and takes advantage of the situation.
In “Perfect Castaway” Peter is presumed lost at sea so Lois marries Brian (13:00) but Peter is rescued before they can consummate their marriage. Lois admits she was only a day away from having sex with Brian (19:30).
