Just a few of the undercover deputies used on "Smile...You're Under Arrest!"L.A. publicists are wonderful folks. As I blogged a while back, a PR flack for the firm 5W PR contacted me in November and hooked me up with an interview with The Dirty's Nik Richie, a.k.a., Hooman Karamian, a.k.a., Corbin Grimes. In it, I got to ask Richie/Karamian/Grimes some questions he doesn't commonly get asked, at least till the PR chick pulled the plug on me.More recently, one Lisa Bustamante, a publicist for La-