Actually a very, very good experience, but still made me speechless …
Me: So here are designs for your new website. I’m open to your comments and ideas if there are any.
Client: No corrections needed, we’re happy with design since it “looks like a website”.
… and that was the only feedback on quite a big web project. Paid in whole, without any revisions. To be honest with you, I’m still waiting for someone to scream “Hidden camera!”.