I'm taking the guess that the symbols and artefacts in each persons photograph points to their role in a Quaternity of some sort, much like the Gospels of Matthew, Mark, Luke and John.

The Four (M,M,L & J) are represented on church walls by an eagle, bull, man and a lion
A quick google search found this:

http://www.historiska.se/collections...g102004_03.jpg

so the obvious two are:
Maynard - Man - Phallic Empire State Building, penis-shaped phone, and hot chicks in b'ground
Justin - Eagle - eagle

but I'd have to shoe-horn in Adam and Danny:
Adam - Lion - eating meat and other yuckies?
Danny - Bull - as in hung like a...?


Just plantin' seeds, people, plantin' seeds.


May bear fruit... Dunno.