I was dubious about Will Ferrell doing his Bush impersonation one more time on Broadway.

As we lurch through the disasters bequeathed by W.  the economy tanking, 17,000 more troops going to Afghanistan, Chrysler pleading for a total of $9 billion  would audiences still laugh at Ferrell’s lovable fool of a president?

I was wrong. The audience for the Sunday matinee of “You’re Welcome America. A Final Night with George W Bush” howled in delight.

I asked Adam McKay, the former head writer of “Saturday Night Live” who directed and co-wrote the show with Ferrell, why people respond this way to one of the worst presidents ever.

“He’s so clearly a neglected 13-year-old that there’s something really kind of heartbreaking about him,” McKay said, calling him “a good-time Charlie” who was “just used his whole life to front questionable business endeavors, and in a way that’s what his presidency was.