Who said "If the Dow drops 1,000 points in two days the President should be impeached immediately!"?

No one. I looked this up the last time someone said this, and no record was ever found meaning the “tweet” was a fake 

I don’t know, but he or she sounds like a pretty stable genius. 

None other than Donni Dumpling.

Some bozo leftist who has no understanding of the world around them. That describes all leftists but you get the idea.

Apparently you are watching fake news. https://www.snopes.com/fact-check/trump-impeachmen...

Marvin Johnston.