A StockPhrase that uses an analogy to make a point. Someone has tried to make a point about something; in response, someone points out something obvious that contradicts it in this fashion:

->"Nothing can possibly go wrong. We're in love!"
->"So were Theatre/RomeoAndJuliet."

Often makes correct use of something commonly used in an AnalogyBackfire and/or {{lampshades}} TemptingFate. Thus, it is usually the territory of the GenreSavvy and {{Deadpan Snarker}}s.

SuperTrope to HitlerAteSugar. HitlerAteSugar is supposed to argue that doing something is evil because someone else who was evil did it, too. So Was X is supposed to argue that someone or something could be incorrect or just as dangerous as something else (the X).

See also AppealToObscurity and YouKnowWhoSaidThat.
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!!Examples

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[[folder: Comic Books ]]

* In ''ComicBook/{{Watchmen}}'', an astonished Nite Owl doesn't understand [[spoiler: how Ozymandias could be involved with the nefarious plot against costumed superheroes, when he's such an incredibly good person as well as a vegetarian]]. Rorschach points out [[spoiler: that Hitler was a vegetarian, too]].
* In the ''ComicBook/JudgeDredd'' SpinOff series ''ComicBook/TheSimpingDetective'', Jack Point lights up a cigar in Sector Chief Daveez's office and makes it clear that he knows Daveez played a significant role in a criminal case he was investigating and covered it up. Daveez responds by grabbing Point by his jacket lapels and threatening him to drop the case, the exchange ends,
-->'''Daveez:''' ...And smoking's still illegal, creep.\\
'''Jack:''' ''(points to the martini glass on his desk)'' Yeah. Heh, so's alcohol.

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[[folder: Film ]]

* In ''Film/JohnnyMnemonic'', Johnny insists that trying to make a deal with the evil corporation is a good idea, explaining that they'd be willing to make a deal because they're corporate.
-->'''Jane:''' So is the Yakuza.
* In ''Film/{{Matilda}}'', Miss Honey tries to show Miss Trunchbull how smart Matilda is:
-->'''Miss Honey:''' She can multiply large numbers instantly in her head.\\
'''Miss Trunchbull:''' So can a calculator.
* In ''Film/{{Stripes}}'', when thinking of how to rescue their platoon from Czech soldiers:
-->'''Russell Ziskey:''' Do the words "Act of war" mean anything to you?
-->'''John Winger:''' I have a plan.
-->'''Russell:''' Great. Custer had a plan, too.
* ''Film/{{Dogma}}'':
-->'''The Metatron''': I am to charge you with [[TheQuest a holy crusade]].
-->'''Bethany Sloan''': For the record, I work in an abortion clinic.
-->'''The Metatron''': Noah was a drunk, and look what'' he ''accomplished--and no one's asking you to build an ark!
* PlayedForLaughs in Film/SoapDish:
-->'''David:''' I was under orders.
-->'''Celeste:''' ''So was Hitler!'' Oh, no, I don't mean Hitler, I mean the other guy.
-->'''David:''' Himmler? Hess?
-->'''Rose:''' Eichmann?
-->'''David:''' Eichmann.
-->'''Celeste:''' Yes! Eichmann! That's you!
* ''Film/NecessaryRoughness'' has a moment where Dean Elias confronts journalism professor Suzanne Carter over her relationship with her (40-year old) student Paul Blake.
-->'''Suzanne:''' We're consenting adults!
-->'''Dean Elias:''' So were Bonnie and Clyde!

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[[folder: Literature ]]

* From Creator/PGWodehouse's "Honeysuckle Cottage":
-->"Don't do it." said Mr [=McKinnon=], a stout bachelor. "You're too young to marry."
-->"So was Methuselah," said James, a stouter.
* From Creator/MichaelStackpole's "Wolf and Raven":
--> A footnote written by Wolf: "Sure, the Beretta Viper 14 is old. So's gravity, but it still works."
* In ''Literature/{{Jam}}'', Tim voices concerns about the settlement in the Hibatsu building in that it's run like a corporation, with no regard for the lives of individuals. Don replies he doesn't care, because it's efficient. Tim points out that Nazi Germany was efficient, in response to which Don calls him out for inovking GodwinsLaw.
* The Literature/{{Discworld}} novel ''Discworld/MakingMoney'' makes this point regarding one of the Igors' "restorative concotions."
-->'''Moist von Lipwig:''' Ah yes, Splot... It contained herbs and all natural ingredients. But belladonna was a herb and arsenic was natural.

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[[folder: Live Action TV ]]

* From ''Series/{{Dragnet}}'' episode "The Prophet", Brother William tries to convince Joe Friday of the benefits of drugs:
-->'''Brother William:''' "I'm not only news, my friend, I make news. Big news."
-->'''Friday:''' "So did Judas."
* In ''Series/{{Monk}}'', on the episode "Mr. Monk Takes the Stand," the D.A. worries Evan Gildea will walk because of his lawyer Harrison Powell:
-->'''D.A. Charles Friedken:''' Well, nobody's sleeping today. Harrison Powell is the Prince of Darkness, so be careful up there. Don't volunteer anything. If you don't remember something, just say you don't remember.
-->'''Natalie Teeger:''' But he's guilty, right?
-->'''D.A. Charles Friedken:''' So was O.J.
* From ''Series/{{Lost}}'':
-->'''Hurley:''' Do not open that! There's dynamite and it's mega-unstable. \\
'''Richard:''' I know that.\\
'''Hurley:''' Well, so did Dr. Arzt. And I was wiping him out of my shirt two days later.
* From ''Series/TheJeffersons'', during one of the many times George brags about his wealth:
-->'''George:''' I worked my way from the bottom up to the top! \\
'''Helen:''' So does a gopher!
* ''Series/DoctorWho'', "Robot":
-->'''The Doctor''': Never cared much for the word "impregnable." Sounds a bit too much like "unsinkable."\\
'''Harry''': What's wrong with "unsinkable"?\\
'''The Doctor''': Nothing. As the iceberg said to the Titanic.\\
'''Harry''': What?\\
'''The Doctor''': Gloop, gloop, gloop, gloop, gloop, gloop, gloop.
** The same metaphor was revisited in the new series, "End of the World":
--->'''Jabe''': This facility is purely automatic. It's the height of the Alpha Class. Nothing can go wrong.\\
'''The Doctor''': Unsinkable?\\
'''Jabe''': If you like. The nautical metaphor is appropriate.\\
'''The Doctor''': You're telling me. I was on board another ship once they said that was unsinkable. I ended up clinging to an iceberg. It wasn't half cold.

[[/folder]]

[[folder: Theater ]]

* From ''Theatre/SweeneyToddTheDemonBarberOfFleetStreet'':
-->'''Toby:''' Get Pirelli's;\\
Use a bottle of it!\\
Ladies seem to love it--
-->'''Mrs. Lovett:''' Flies do, too!

[[/folder]]

[[folder: Web Original ]]

* From the ''[[FanFic/ImAMarvelAndImADC Marvel/DC]] Franchise/HarryPotter Parody'':
-->'''Professor X:''' You're {{the chosen one}}.\\
'''Spiderman:''' Yeah, so was [[Franchise/StarWars Anakin Skywalker]]! [[ItSucksToBeTheChosenOne And look how well that turned out]]!
* ''WebAnimation/ZeroPunctuation'': The review of [[VideoGame/TombRaider2013 the 2013 Tomb Raider]] referred to Lara Croft's character development in the form of [[TheChewToy repeatedly bullying her]] with this line:
--> "So you can kill a man and take a machete like a champ. A concrete block can do that, but you can't kick one out the back of a moving truck and call that a character arc!"

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[[folder: WesternAnimation]]
* One episode of ''WesternAnimation/SpongebobSquarepants'' has Spongebob fanboy over Kevin the sea cucumber, a famous jellyfish hunter. Kevin spends the episode abusing Spongebob's naivete, chasing him and cornering him above a trench in a robotic jellyfish before revealing himself. When Spongebob tells him he's his biggest fan, Kevin points to the bottom of the trench and says "So were they".
--> '''Guy in trench:''' Hey everybody! Kevin's back!!!
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[[folder: Real Life ]]
* Seen on various message boards:
--> Hemlock is both [[AllNaturalSnakeOil natural and organic]].
** From comedian MattKershen:
--> ''Heroin'' is natural. ''Nicotine'' is natural. ''A pack of wild wolves'' is natural! ''Natural doesn't mean safe!''
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