If you want to make an audience laugh, you dress a man up like an old lady and push her down the stairs. If you want to make comedy writers laugh, you push an actual old lady down the stairs.
It really is a pleasure to work with someone who you admire. Whatever you do in front of the camera, and I don't know what it is, but actors have this thing that you recognize someone that makes you better. When you do that, it's a great feeling.