Ratings for Supernatural’s March 30 episode March 31, 2017 News, News Ratings for Supernatural’s ‘Ladies Drink Free’ are 0.6/2 with 1.73 million viewers. SOURCE Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window) Related