The Order of the Stick isn't one of the webcomics I normally read, but a friend of mine forwarded me the link to this one and told me I must read it immediately. You'll see why. :-)
You are around a group of people (or just one person) and you miss something a person said and you start looking for your remote control so you can hit the instant replay button.
ROFL!!!
I can't tell you how many times I have does this and felt really stupid. I love it.