Bachgen Drwg. (it's welsh)
A: A Buy-ologist.
A certain number! One to actually perform the task, and the rest to act in a manner stereotypical of the group.
A felonious monk
Prison
Oh, sorry guys. It would've been a baaaaaa-d joke.
It is the language of Wales.
Bach
Because they all they ever say is Bach! Bach! Bach!