- Alternative Character Interpretation: Several blogs, not the least of which is The Comics Curmudgeon, reinterpret Marmaduke as either a psychotic, baby-eating killer or a politically oriented dog or some other variation.
- Cliché Storm: The movie is made up of this. Lets see, Marmaduke moves to a new town and finds out the dog park works like high school with everyone in there own cliches, check. Marmaduke falls in love with the popular girl and doesn't realize his female friend loves him, check. Marmaduke becomes popular and abandons his friends, check. The other dogs figure out Marmaduke lied and abandon him, check. Meanwhile the dad is going through his own plot about how he should work so much and he needs to spend more time with his family. And this doesn't even cover all of it.
- Memetic Molester: Marmaduke.
- Snark Bait: Marmaduke Explained (archive of pre-April 2009 columns).