its a disease, most common in teenage girls and emo guys. eyeliner can look damn sexy and bring out ones eyes, but also can make little 7th graders look like sluts and/or racoons. ugly people also sometimes where it to look less ugly. eyeliner looks really good on the girls in bollywood movies, but white girls gots ta be careful cuz if dey overdo it, dey look like vampires.
Random girl: "The coolest eyeliner colors are purple and blue!"
Some guy: "Damnn dat chick avril lavigne's eyeliner is messed uppp!"