From the New York Times:
Mayor Michael R. Bloomberg, who donned a tan cowboy hat, joked that he was working on a song called “Mamas, Don’t Let Your Babies Grow Up to Be Mayors.”
Number of jokes made by Mayor Bloomberg about writing country songs: at least 1.
Additional number of such jokes desired by New Yorkers: 0.
Total number of such jokes desired by New Yorkers: 0.