I don't know who is coming but when he gets here he sure needs to do something about the price of gasoline.
Yeah, and end Daylight Savings Time! Oh, and fix baseball so there's no regular season interleague competition (and maybe trim back the overexpansion). And for sure get rid of the designated hitter rule. [/humor]
All kidding aside, may Mashiach HaMelekh come soon, speedily, and in our days. If he doesn't come soon, the entire earth will soon be a sewer.