Many modern versions of the comic strips use incorrect color(s) AKA. discoloring. The most common example is when a characters' eye(s) share the same color as their skin.
Drawing Errors
To be written.
Grammatical Errors
To be written.
All Errors
1970s
Second Panel: The chair disappears.
Third Panel: Odie's closed eyes are uncolored.
Third Panel: Odie's left eye is the same color as his fur.
Fifth Panel: Odie's right eye is the same color as his fur.
First Panel: Odie's left eye is the same color as his fur.
First Panel: Rolo's stripes are brown.
Third Panel: Buckeye's leg stripes disappears.
1980s
First Panel: The background between Jon's hair curl is uncolored.
First Panel: Garfield's whiskers are missing.
First and Third Panel: Seven pancakes are shown, then turn into at least thirteen.
Third Panel: The word "fence" is misspelled as "fench."
First and Second Panel: Garfield's nose is uncolored.
First Panel: Odie's right eye is the same color as his fur.
Third Panel: Jon says "your,", when the correct grammatical word in the context is "you're".
First Panel: Odie's left eye is discolored yellow.
Third and Sixth Panel: Odie's left eye is the same color as his fur.
Second Panel: Garfield's bottom left eyelid is uncolored.
First Panel: Odie's right eye is the same color as his fur.
Fifth Panel: The zero on the man's shirt is uncolored.
First Panel: The pizza cheese is discolored green.
Fourth Panel: Garfield's right whiskers disappear.
First Panel: Garfield’s thought bubble is directed from Odie.
Third Panel: Both of Jon's eyes are the same color as his skin.
Sixth Panel: Garfield's right whiskers are disconnected.
Third Panel: Garfield's bottom left eyelid is uncolored.
Third Panel: Odie's spot disappears.
Fourth Panel: Jon's dialogue appears from the right; in the next panel, he enters from the left.
First and Second Panel: The cup under the toaster changes from red to purple.
Garfield is shown on a green surface, which changes to a drawer.
Seventh Panel: Most of the black lines surrounding the panel, character and items are discolored blue, as well as two letters of Jim Davis's signature.
Garfield turns on the hot water with the right tap, which is always for cold water.
1990s
First Panel: Garfield's left whiskers are missing.
Second Panel: The mirror shows Jon's tie as purple instead of blue.
First and Second Panel: The television remote's color scheme changes. A possible explanation for the television's dialogue directed from Garfield may be that he's reading the text from the screen.
Seventh Panel: Jon's tongue is discolored.
Second & Third Panel: The colors of the pennons change.
First, Second, & Third Panel: Several letter Es in the word November are left unfinished.
Second Panel: Garfield's nose is uncolored.
Seventh Panel: Garfield's nose is uncolored.
Third Panel: Garfield's nose is uncolored.
All Panels: Although Jon states it is the middle of the night, the sky in the background is shown as blue.
Second Panel: The word "accordion" is misspelled as "accordian."
First Panel: The word "ghastly" is thinner than the rest of the text.
Logo Box: The heart to Garfield's left is discolored yellow.
Third Panel: Garfield's lips are uncolored.
Second Panel: Garfield's lips are the same color as his fur.
Second Panel: Garfield's nose is uncolored.
Second Panel: Garfield's nose is uncolored.
Third Panel: Garfield's nose is uncolored.
Second Panel: Garfield's nose is uncolored.
2000s
Second Panel: Garfield's lips are uncolored.
Third Panel: Garfield's nose is uncolored.
First & Third Panel: The outer ring of the bowl disappears.
Third Panel: The shadow under the cap disappears.
All panels & logo box: Garfield's lips have a greenish tinge.
Second Panel: Both sides of Garfield's whiskers are missing.
Third Panel: One of Garfield's claws is discolored yellow.
All Panels: The floor tiles swap colors.
All Panels: Everything that is supposed to be white is the same color as the floor.
Logo box, Second & Third Panel: Garfield's lips have a greenish tinge.
All Panels: Garfield is shown to have two dots on his mouth, rather than three.
First & Second Panel: The distance between the television and Garfield changes.
All Panels: Everything supposed to be colored white is the same color as the background.
All Panels: Garfield's left whiskers are missing.
Third Panel: The mask covers Garfield's nose despite his nose being visible in the first two panels.
2010s
All Panels: Garfield's lips have a greenish tinge.
Second Panel: Odie's tail is missing.
Third Panel: The line separating Jon's eyes and eyelids continues onto his face.
Third Panel: The color of the wall between Odie's ears are discolored dark green.
All Panels: Everything supposed to be colored white is the same color as the background.
All Panels: Garfield's lips have a greenish tinge.
First Panel: Grammatically, a comma should be added after Odie.