His music is pretty bad. That's clue number one. It's unsettling seeing him perform for all those kids.

Pedo symbol. Some of the poor kids have panda eyes

https://www.youtube.com/watch?v=CEMbqblDH7U&t=0m12s

"A pickle for my christmas tree"

https://www.youtube.com/watch?v=WGwfVBcTiMM&t=2m22s

Pizza Cat

http://andymasonmusic.org/graphics/cat2.jpg

Chicken Song

https://www.youtube.com/watch?v=LfbyvzlwN4M

Here's pizza album

http://www.cdbaby.com/cd/masonandy4

Pizza song

https://www.youtube.com/watch?v=iqRo8yJ1TwE

Creepy song about a kid dying

https://www.youtube.com/watch?v=V3gk3HOsjVI

Pedo symbols, Pizza, Eye of Ra (in yellow)

https://www.youtube.com/watch?v=4L37RhXQDMI&t=2m17s

Song encouraging kids to run away from home. Little box character meets older lady box and fall in love on a farm. Heart pedo symbol

https://www.youtube.com/watch?v=y3SBxtcSdVM&t=3m38s

ABC's in reverse. Could be a coincidence but Satanists like to do thing in opposites

https://www.youtube.com/watch?v=RyWAfuOj6Uw

Not sure if burritos is code but if it is...

https://www.youtube.com/watch?v=FRLY0oW9ClU&t=1m36s

Panda Bear

https://www.youtube.com/watch?v=6iYUaHe0TEM&t=2m02s

Pedo symbol

https://www.youtube.com/watch?v=OAPsJTdQ8GU&t=47s

Pizza

http://andymasonmusic.org/photos/fripost.jpg

I think we know which way he's leaning. Good catch.