Crypto Lyrica

Name: Devan
Hobby: Cryptic song lyrics
Goals: Figure out that whole knock knock joke thang

Devan: "Knock knock". Victim: "Who's there?"
Devan: "Knock knock". Victim: "Who's there?"
Devan: "Knock knock". Victim: "Who's there?"
Repeat endlessly.

Latest cryptic lyrics:
Cry-baby Mommy, sleeping in the water.

And:

Hug me.
Kiss me.
Turn around and poo poo.

He's also a very talented Musician and can play several instruments - at once.
Here he is playing a song he wrote this evening. It's untitled at the moment but sounds exactly like the back-up warning on a delivery truck.