I love England though; I've been back a few times and just love it. My favorite thing to do there is going to museums and all the castles. Oh, and my husband and I went mountain biking across England on our honeymoon!
I started when I was in college because I was shy and thought it would be a good way to break out of that.
The main prank that we play with props is for people's birthdays. The special effects people will put a little explosive in the cake so it blows up in their face - that's always fun to play on a guest star, or one of the trainees or someone who's new.
It's changing a bit, but the thing in LA is everyone is either in the industry, or knows someone who is in the industry. So, they don't let on that they recognize you, that's what I've found out.