Is racist... against Mad Cow Tourettes Zombies. He learnt it from his dear aul' mum, God rest her filt'y soul. Dare was no toleratin' dem sewer mouthed dead paeple, not in HER ho'se, an' don't you be fergettin' ut!
Thinks that a yank dunno Cockney rhyming slang, but what he said -- fer the normal people readin' -- was: "Leave me mum alone, you never bin in me house, your just a liar."
Runs up to American tourists and beats them with bags of potato chips whilst screaming, "CRISPS! (It sounds like 'cressssps!') CRISPS, YE MANK! GAE'N BILE YER EED!"
Walks up to old men in the produce aisle at her local market, lifts her shirt and yells, "HOW'D'YA LIKE THEEEEEEEEEESE MELONS, GRAND-DAD?!" in hopes of inducing heart attacks.