BA pilot who was famous for PA gags(he had to stop after one to many complaints)
My favouite,and normally in a silly accent;
"Ladies and Gentlemen,we have approx 40 minutes to run until our landing at LGW.We're about to start our decent.......so on a count of three....if you'd all like to lean forward!!!(Believe it or not,some did from time to time??)