I did--once... A few years back, I was asked to review PajamaJeans in exchange for a free pair...I agreed.
But then, a creative urge took over and I went kind of went a bit wild with it..
Here's the result:
https://pattytakes.com/pajamajeans-review/
PS Now I hope some car maker will ask me to do the same...my car's getting long in the tooth...waiting...still waiting...lol