A gang of four?
A gang is never fixed or reliable, except short-term.
Alliances and rivalries are always changing.
Just look how many foes of USA were once "friendlies", or "independent contractors" of CIA, etc.
Saddam, Gaddafi, OBL...
Conversely, many old foes are now (for how long?) rather "friendly".
UK, Japan, Germany...
"Among wolves, you howl like them."
WOLF GANG...no, it's not Mozart. It's WOLPACK.
Yes, that's my own design of zazzle customized postage (personalized stamp).
Why is the postmark upside-down?
"Iron know, iron care...I just work here, at the post office." - was that the line of thinking? :)
Anyway, now it's an EFO ("errors, freaks and oddities"), right? :)