Denise Richards and Charlie Sheen are headed back to court — this time over whether to vaccinate their two children. TMZ says

Charlie is convinced vaccinations are poison. We got hold of a threatening letter Charlie’s lawyer sent to the pediatrician last month, advising him Sheen did not consent to any treatment and promising legal retribution if he doesn’t listen.

Apparently, the doctor for the kids has been siding with Denise.

Well, at the very least, those girls both need an inoculation for the HPV virus. Chances are they’re going to acquire it when they get knocked up as teenagers and begin the descent into exotic-dancers-turned-porn-star-drug-addicts. And also the vaccine for “fucking crazy.” As soon as it’s invented, of course. Science should really get on that.

Denise at the Pediatric AIDS Foundation on Sunday: