do you have any grey poupon

"I don't know a lot about rich people. I do know that for some reason they carry mustard around in their cars."

"If I'm rich, does this mean I have to start carrying mustard around in my car? Do we know what they use it for?"

"I'm not sure. They trade it sometimes, I think. Through their car windows."

"For goods and services?"

"It would stand to reason."