That's the name of his GANG.
The Big Bang Theory Season 6, Episode 8
Oh, well, the usual GANG.
Penny's family's coming tomorrow.
The Big Bang Theory Season 9, Episode 24
onto the GANG of robbers who last Friday,
Money Heist Season 1, Episode 10
-You're part of this GANG.
-Mónica, you didn't get what I meant.
Money Heist Season 3, Episode 2
Yes, these three were part of the GANG.
Money Heist Season 1, Episode 13