A group of Bro's that has a very obvious leader to the outside world, yet is unrecognized by said Bros. The alpha male or coolest (dubbed Hootie) and the rest of the Bros (often not referred to by name but can collectively be called, The Brofish).
Kim: Those guys are so Hootie and the Brofish. Brian is obviously Hootie. And Mike and Nate they are for sure the Brofish.
Adj. "hootie" is a modifier to the word "hella" and commonly used by Northern Californians (and a select number of Southern Californians who like to pretend to be from Norcal) to describe something that is "awesome" or "cool". This Phrase can also be used to describe something that is "crazy" or "off da chain".
Oakland is Hella Hootie cuz'!
Dat bitch was Hella Hootie in da sack last night dog!
All those buildings blowin' up in dat movie "2012" was hella-hootie bro!
That girl Sarah in Edmonton, AB is hella-hootie yo!