No, I don't have a lisp, that's how we Irish pronounce our words.
*EDIT*
Video removed because a good chunk of you are creepy stalkers (not a joke).
*EDIT*
Video removed because a good chunk of you are creepy stalkers (not a joke).
So where are you from originally? Sorry if it says it on the link, something is wrong with my browser, I could read the article though.

