A 2010 film in which the Winslow family moves to California with their "large yet lovable" one-dog wrecking crew Great Dane.

!!Marmaduke provides examples of:

* AnAesop:
** Marmaduke shouldn't lie and he should've got with Maisy because FirstGirlWins, not Richest Girl.
** Also at the end, Phil realizes that being "Top Dog" doesn't mean getting others (ESPECIALLY Marmaduke) to listen to him all the time. It means looking out for his family.
* AnimalTalk: The animals can talk to each other and to their owners, but the humans can't understand what they're saying.
* ArsonMurderAndJaywalking: Giuseppe describes the pedigrees as rich, spoiled, and they act like their fleas donít bite.
* BetaCouple: Phil's daughter Barbara and her crush Bodie to Marmaduke and his crush.
* BettyAndVeronica: The tomboy collie (Maisy) or the posh dog who serves as alpha female (Jezebel).
* BigBad:
** Subverted with "Chupadogra" was said to have killed his owner, striking fear into the local dogs. But later, it turns out that "Chupadogra" was in fact an old mastiff named Buster who ran away from home and led a pack only to be kicked out by his own pack. He then persuades Marmaduke to return to his family and soon is finally accepted by the other dogs in the end.
** Bosco qualifies as this.
* TheBully: Again, Bosco.
* CanonForeigner: Everyone in this movie except for Marmaduke, Carlos, and the Winslow family.
* ACatInAGangOfDogs: Carlos.
* CatsAreSnarky: Carlos.
* ChekhovsGun: Marmaduke's fear of bees. Let's just say that Bosco shares the same problem at the end of the film.
* CirclingMonologue: Bosco gives one to Marmaduke during their first encounter.
* ConspicuousCG
* DancePartyEnding
* ExplainExplainOhCrap: When Marmaduke thinks he'll fit in at the dog park just fine:
-->'''Marmaduke:''' Now, that is a pretty good -- ''[A bee lands on his nose]'' '''''BEE!!!'''''
* ExiledToTheCouch: Marmaduke's owner Phil gets angry at Marmaduke for trashing the place and throws him outside in the rain, blaming him for all of his misfortunes. His wife, however, is displeased with this and says that Marmaduke was just a dog and doesn't know any better. In the end, she says "You want him in the backyard? ''Fine''. He may have the backyard... but you have the couch."
* EvilIsBigger: Averted with Bosco, who is a head smaller than Marmaduke. Some of the pedigrees are a bit larger than him, too.
* FirstGirlWins: Marmaduke gets together with Mazie in the end.
* {{Gasshole}}: Marmaduke.
* GladIThoughtOfIt: Marmaduke tells Jezebel that Mazie's dinner idea was his own despite Mazie saying that it was her idea in the first place.
* HeelFaceTurn: All the pedigrees, even Thunder and Lightning, turn on Bosco in the end, recognizing Marmaduke as the new leader.
* HighSchoolAU: Not popular with anyone, to put it mildly.
* HollywoodCalifornia: The movie takes place mostly in "Orange County".
* IncomingHam: When the pedigrees are being introduced:
-->'''Mazie:''' Well, if you think you got the game, you could roll with our crew.\\
'''Marmaduke:''' Oh, yeah? Who's your crew?\\
'''Thunder and Lightning:''' MUTTS! ''[laugh hysterically]''
** And again when Marmaduke first meets Bosco:
-->'''Mazie:''' He's super jealous, so stay away from [Jezebel] or he'll turn you into --\\
'''Bosco:''' Dog food! ''[Appears before them]''
* LiarRevealed: Marmaduke lies about who he is in order to gain popularity and thus everyone deserts him.
* LiveActionAdaptation
* MustMakeAmends: After messing up big time, Marmaduke runs away... but not before arranging for Phil to listen to what his kids want and trying to make up with Maisy.
* NervousWreck: Giuseppe the Chinese Crested dog. He even says that the dance machine Marmaduke broke was the only thing he wasn't afraid of.
* TheNicknamer: Bosco. His nicknames are mostly directed at Marmaduke, calling him names like "Marmapuke" or "Marmafake". There's also "Big-Ears" to count.
* ShamedByAMob: Marmaduke after Bosco reveals that he was a fake.
* TheSmartGuy: Raisin the British dachshund.
* SpeaksFluentAnimal: A little Jack Russel terrier chirps like a gopher to show he can, and Bosco neighs like a horse to mock Marmaduke's size.
* StealthHiBye: How Marmaduke first meets Bosco. At first he is seen front and center with the pedigrees, but just as Mazie is warning Marmaduke to stay away from Jezebel, Bosco suddenly appears before them.
* SuddenlyVoiced: Marmaduke
* ThoseTwoBadGuys: Thunder and Lightning.
* ToiletHumour: A common canine watering hole.
* {{Tomboy}}: Mazie
* VillainExitStageLeft: After the pedigrees all turn on Bosco, he is scared by a bee and runs off, never to be seen again.
* WhatTheHellHero: Maisy calls Marmaduke out on not hanging around with her and their friends anymore. Marmaduke, who wants to fit in with the pedigrees, says "I don't hang out with mutts anymore".
* WhenYouComingHomeDad: The other part of the movie focuses on Phil learning to take time off to spent time with his family.
* WoundedGazelleGambit: After Bosco attacks Marmaduke after the latter wins in the surfing contest and chases him, Marmaduke decides to stand his ground and growls at him. Bosco, however, pretends to be hurt, causing Marmaduke and Phil to be scolded.
* YouHaveGotToBeKiddingMe: Marmaduke says it when Mazie pesters him to jump to safety in the sewer.
* YouNeedABreathMint: Maisy tells Marmaduke this after he accidentally breathes in her face, saying that it smelled like garbage. So he eats some minty toothpaste... with the help of Carlos.