Never saw the big deal with rick rolling, I like Rick Astley.
And for videos, I present this (If I can do this right):
**Edit: Blah, can't get the embed to work, so here's the link.http://www.youtube.com/watch?v=ffDPTKn7HiY
And I've found a wonderful to mess with people calling you is to answer the phone "Hello! You're on the air!".