Mo McCormick was, and still is, hot. But she’s a barely-educated former child star with a history of drug abuse, mental-health issues and abortions. She’s not exactly my go-to person on advice on the safety/efficacy of vaccines.
https://www.nydailynews.com/2008/10/13/brady-bunch-star-maureen-mccormick-admits-to-swapping-sex-for-cocaine-in-new-memoir/