Alice and Bob are about to part ways for a while. Alice is going to be alone in a situation, possibly her first time in such a situation, and Bob feels compelled to give advice, so he tells her, "Don't do anything I wouldn't do."
Can go one of a few ways. It may make Alice seriously consider, What Would Bob Do? Depending on the situation, Alice may be wondering if there is anything Bob wouldn't do. Occasionally, in these situations, Bob may realize this and correct the phrase to "Don't do anything I would do."
- Said by Spectrem to John and George in The Keys Stand Alone: The Soft World—and he's so square that he means it.
- Lily starts to say this to Harriett in The Rigel Black Chronicles, then realises that she's in the presence of both James and Sirius, and settles for "don't do anything Remus wouldn't do."
- Willow says this in The Secret Return of Alex Mack when Alex and Ray are going home after graduation. Ray, however, can't think of anything a pair of teen-agers might get up to that Willow wouldn't do.
- Harold & Kumar Go to White Castle
Freakshow: Just don't do anything the good Lord wouldn't do.
Rachel Flax: Don't do anything I wouldn't do! Or don't do anything I would!
- Sweet Smell of Success
Sidney Falco: Don't do anything I wouldn't do! That gives you a lot of leeway...
- The Munsters' Revenge
- Fright Night (2011): "Don't do anything I wouldn't do— well, that doesn't narrow it down. That's like, mini-golf and sushi."
- Spider-Man: Homecoming has Tony Stark explain to Peter Parker how an Avenger should behave:
Tony: Don't do anything I would do. And definitely don't do anything I wouldn't do. There's a little grey area in there, and that's where you operate.
- Better Off Ted
Linda: Don't do anything I wouldn't do! (Whispers) There's nothing I wouldn't do.Friend: I know, I was your roommate.
- Fawlty Towers
Miss Gatsby: And don't do anything *we* wouldn't do!
Basil: Oh, of course not. Just some light breathing...
- Quantum Leap
Al: Don't do anything I wouldn't do. And if you do, take pictures.
- In Sliders, Rembrandt utters this phrase and a confused Colin remarks "...I do not think I know him well enough to know what he would or would not do under certain circumstances."
- Star Trek: Deep Space Nine episode "Treachery, Faith, and the Great River"
- When Castle's teenage daughter is going to the prom, he tells her date, "Don't do anything I would do."
- In Sex and the City, Samantha's boyfriend Smith is about to leave for a work-related venture. Samantha tells him not to do anything she wouldn't, to which he wryly repsonds "What things don't you do?" Samantha: "There are some things.... Karaoke. I don't do that."
- In the M*A*S*H episode "The Novocaine Mutiny", Frank Burns says this to Colonel Potter as the latter is heading to Tokyo on R&R, prompting Potter to reply, "I don't know that I'd want to do anything you would do."
- The Cosby Show: When Theo is about to head out to his Senior Prom he assures Cliff "I won't do anything you wouldn't do." Cliff responds, "Just remember: I married my prom date."
- Doctor Who. Bill Potts brings home Penny instead of a boyfriend to her mother's relief, unaware that her adopted daughter is a closet lesbian. When mom gives this trope as she's walking out the door, the audience naturally expects a Gilligan Cut to lesbian snogging; instead Bill and Penny enjoy a Spot of Tea. Then the Pope walks in the door and Bill spends the rest of the episode doing things that mom wouldn't even conceive of doing.
- Yes, Minister: Unusual Could Say It, But... example, when Hacker is definitely not telling Sir Humphrey to leak documents to the press during his upcoming meal with a journalist.
- The Golden Girls: Between Dorothy and Sophie-
"Don't do anything I wouldn't do.""I think I crossed that line when I got a date."
- In WWE, "Stone Cold" Steve Austin said this to Goldberg when handing him a ticket to the No Way Out pay-per-view in 2004, in which Goldberg's enemy Brock Lesnar was defending the WWE Championship. The problem with this was soon afterward lampshaded by Vince McMahon:
Vince McMahon: There isn't a damn thing you wouldn't do!
- Backfires in Ozy and Millie when Pirate Captain Locke pretends to be Millie at school:
Ozy: Just don't do anything Millie wouldn't do.Locke: Okay, that should be easy enough. Listen up, everybody! We're going to consolidate our pirate booty, and then pillage the principal's office!Ozy: [Facepalm] Shoot... I forgot he's met her.
- Steven Universe: Steven's dream of Garnet gives him this advice for the big dance, much to the delight of the "live studio audience".
- Tom and Jerry: "Fraidy Cat" had Tom's chicken-hearted cousin visiting, and he's scared of mice. After several scenes of confusion, Tom and his cousin team up to fool Jerry. Tom's rear shows up behind a wall and Jerry is about to kick it, when his cousin (whom Jerry thinks is Tom gone cowardly) shows up at the other end and says "I wouldn't kick me if I were you!"