It could be to add a unique visual element and create a particular character trait. Maybe it symbolizes something about his personality or past experiences.
Maybe it's for comedic effect or to make the old man look more distinctive and memorable.
The overgrown mustache on the old man in the cartoon might be a creative choice to draw attention or to give him a certain charm or eccentricity.
Maybe it's just a style choice to make him look more distinctive or give him a certain character trait.
It could be for various reasons, like telling a deep or meaningful story.
The reason could be to give the old man a distinct look or personality. Maybe it's a way for the artist to make him stand out. Or, it could be part of a story where showing his teeth is significant for the plot development.
Well, usually such a character might have a classic look, maybe wearing old-fashioned clothes and having a stern or jovial expression depending on the context.
The characteristics could include a bit of a stooped posture, maybe some wrinkles on his face to show age. The mustache could be styled in various ways, like neatly trimmed or wild and unkempt, depending on the style of the cartoon.
Maybe he's up to some mischief or has a devious plan in mind.
Maybe it's to add some drama or create a suspenseful moment.
Maybe the man had a long and hard day at work or was involved in some physically demanding activity.
Maybe it's to add some humor or create a particular scene. Sometimes, it's just for entertainment.
Maybe it's for comedic effect or to highlight a certain situation. Could be that the sunburn shows he's been in an extreme environment.