'Pen Pineapple Apple Pen' is the latest weird song captivating the internet.
The song (created by Japanese comedian and DJ Kosaka Daimaou) addresses a very simple concept. You have a pen and an apple. Now you have an apple pen.
But wait! What if you had a pen and a pineapple? You guessed it, now you have a pineapple pen.
Put them together, you get a Pen Pineapple Apple Pen.