Yes! Although when I lived in Newport, I had a colleague who always refered to Maesglas as "Mays-gluss" - and he was
local from Henllys (or "Ent-liss" as he called it)
.
But it reminds me that several years ago I met up with with a group of friends, and others I'd not before, of varying nationalities one of whom was a young Spanish woman. We got talking about various things and got into the topic of music and the following exchange took place:
Her: Oh I really like Oodoss.
Me: Oodoss? Never heard of them.
Her: Eh? You've never heard of Oodoss? Joder! They're so famous! How is it you have never heard of Oodoss?
Me: Sorry.
Her: You know...Oodoss, Oodoss!
Me: [penny finally dropping] Oh, you mean...