Listen to the sound clip Don't you know from Masters of Sex (2013) - Season 3: Don't you know Don't you know This sound is from Masters of Sex (2013) - Season 3 Masters of Sex (2013) - Season 3 was a highly anticipated television series that brought viewers back into the intriguing world of Dr. William Masters and Virginia Johnson. This critically acclaimed show, based on the real-lif… Go to the full soundboardwith more sound clips Search