All you guys suffering from physics mania surely know whatâs special about March 14. Yups, you guessed it right, itâs the Pi Day. One more question coming your way. Talking about the strangest places where Pi appears, where do you think it is? Itâs on PeppermintStripeâs lips. Getting Pi inked on lips sounds really cool. Now thatâs what you call true physics and tattoo mania!