Being a teenager is a weird, complicated time. Your brain isn't fully developed. And for most teenagers, your parents or guardians make all the decisions, yet you're old enough to have a strong sense of self. It can be incredibly lonely and alienating during our teen years.
One of the major generational differences between teens of today and yesterday is that they can now congregate with other teenagers hundreds or thousands of miles away on the internet. In dealing with all of life's ups and downs, teens have turned to niche memes to express themselves and build communities.