Very well - this is truly bizarre behavior. Yes, it does bother me as he is running for President. This goes far beyond the realm of a "good joke."
All of these skits ( excluding the SNL appearance ) were done for charity.
http://www.youtube.com/watch?v=4IrE6FMpai8
The actual video of that incident - but since it was for charity, mind you, that means it was perfectly normal and appropriate behavior.