Ladies, if magician Penn Jillette invites you to his hot tub, you're in for a surprise!

Penn Jillette of the famous magic duo Penn and Teller was granted this patent for a Female Stimulation feature for a hot tub. This reminds us of a quote from Tim Allen to his wife when he installed a hot tub in his bathroom on Home Improvement. "This baby has three speeds; Low, Medium, and Who Needs a Man." What was Penn thinking?