It's cockney rhyming slang.
Cup of Rosy Lee(tea), going up the apples and pears(stairs) etc
Yea I was just trying to be difficult. This was on the radio a few years back. I pointed out to my buddy who is from Hull and went to Oxford every time he commented on my butchering of his language that his people butchered it worse than I was doing.
[video=youtube;8UGtlUMMkOU]http://www.youtube.com/watch?v=8UGtlUMMkOU[/video]

