Here they are talking about "pizza" in one of the descriptions of their videos;

Garbage | Magnetized | Behind the Scenes | EFS Echo Park

https://www.youtube.com/watch?v=6DTvbFvWdGMYouTube

Here is what is says in the description;

This is what the Pancake Mountain team is doing when not Cooking with David Yow or learning Grammar with Ian Mackaye ...we do Videos....YAY! Watch the full video at https://youtu.be/TcfOmhGJ8G4YouTube ...And come visit us in Echo Park, but bring pizza, we love pizza

http://archive.is/Q1c01

Pancake Mountain creators make videos for Disney...

Disney is one Evidence Film Studio Clients

Evidence Film Studios;

http://evidencefilmstudios.com/clients/

http://archive.is/ZuYUc

EFS instagram;

https://www.instagram.com/evidencestudios/

EFS - Disney Style

https://www.instagram.com/p/BLbrVWqD7vG/

http://archive.is/0OBv9

They make sometimes "demonic" vids;

https://www.instagram.com/p/BMEduf4DYbz/

http://archive.is/JPigH

Disney Style - one of their clients;

https://www.instagram.com/disneystyle/?hl=e