Some quick stats for those a little older than the (high school) class of 2018: These youths were born in 2000, have never lived in a world when the Rugrats weren't All Grown Up, and have no nostalgic feeling toward Girl Meets World.
If you're still not convinced of your agedness, check out how old some of your favorite childhood TV characters would be if they had actually grown up like the rest of us.
Prepare to feel ancient.