Kate Hudson used an appearance on “Entertainment Tonight” to publicly predict the gender of her baby with Muse rocker Matthew Bellamy by using the so-called pendulum test. Hudson — whose new movie “Something Borrowed” opens May 6 (and looks kind of terrible) — pulled out a strand of hair, ran it through her ring and held it over her belly. So congratulations, Kate Hudson: If spinning rings are to be trusted, you’re having a girl! But maybe you should get an ultrasound before you decorate.

Watch Hudson’s prediction below: