An Essex girl and an Irish guy are in a bar when the Essex girl notices something strange about the boots the Irish guy is wearing.
She says, "Scuse me mate, I aint being fanny or nuffink, but why doz one of your boots 'ave an L on it and the uva one's got an R on it"
So the Irish guy smiles, puts down his glass of Guinness and replies, "Well oim a little bit tick you see. The one with the R on it is for me roight foot and the one with the L is for me left foot"
"Cor blimey, exclaims the Essex girl, "So THAT'S why me knickers 'ave got C&A on them!