In all the dialects of British that I've heard, there are nuances and pronunciations at play that are distinctly British. Sure, many people think of...
sk8rocka is just awful. I mean, the guy's train of thought must have been something like:
"Well, I like skating, and I'm a rocker too. So I'll combine the two, and I'll make it cool by spelling it with an 8, and freshin things up with an -a instead of an -er. Yeah, that'll work."