Responses to The Producers (Universal, 12.15) from a couple of readers who’ve gotten in touch have been underwhelming, but reaction among regular folks at research screenings, I’m told, has been fairly ecstatic. The guys who didn’t like it told me the same thing…people were clapping at the end of each song and having a blast. It’s okay to have a good time with broad, brassy obvious entertainments. I guess the only ones who are likely to have problems with this film are…let’s fill in the blank later.